Archive
21 April 2026
Vulnerabilities first published on this day (UTC), newest first.
129 results · Clear filters · Feed
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High 8.1
LinkAce: Password Reset Poisoning via X-Forwarded-Host Header Injection Leading to Account Takeover
LinkAce is a self-hosted archive to collect website links. Prior to 2.5.4, a password reset poisoning vulnerability was identified in the application due to improper trust of user-controlled HTTP headers. The application uses the X-Forwarded-Host header when …
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High 8.3
WWBN AVideo has CSRF in configurationUpdate.json.php Enables Full Site Configuration Takeover Including Encoder URL and SMTP Credentials
WWBN AVideo is an open source video platform. In versions 29.0 and prior, `objects/configurationUpdate.json.php` (also routed via `/updateConfig`) persists dozens of global site settings from `$_POST` but protects the endpoint only with `User::isAdmin()`. It …
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High 8.1
PJSIP: Stack buffer overflow in pjsip_auth_create_digest2()
PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, a stack buffer overflow exists in pjsip_auth_create_digest2() in PJSIP when using pre-computed digest credentials (PJSIP_CRED_DATA_DIGEST). The function copies…
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High 8.7
WWBN AVideo has a Path Traversal in Locale Save Endpoint that Enables Arbitrary PHP File Write to Any Web-Accessible Directory (RCE)
WWBN AVideo is an open source video platform. In versions 29.0 and prior, the locale save endpoint (`locale/save.php`) constructs a file path by directly concatenating `$_POST['flag']` into the path at line 30 without any sanitization. The `$_POST['code']` pa…
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High 7.5
github.com/gomarkdown/markdown: Out-of-bounds Read in SmartypantsRenderer
The package `github.com/gomarkdown/markdown` is a Go library for parsing Markdown text and rendering as HTML. Processing a malformed input containing a < character that is not followed by a > character anywhere in the remaining text with a SmartypantsRenderer…
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High 8.8
HKUDS OpenHarness Plugin Management Command Exposure
HKUDS OpenHarness prior to PR #156 remediation exposes plugin lifecycle commands including /plugin install, /plugin enable, /plugin disable, and /reload-plugins to remote senders by default. Attackers who gain access through the channel layer can remotely man…
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High 7.7
goshs: Public collaborator feed leaks .goshs ACL credentials and enables unauthorized access
goshs is a SimpleHTTPServer written in Go. From 2.0.0-beta.4 to 2.0.0-beta.5, goshs leaks file-based ACL credentials through its public collaborator feed when the server is deployed without global basic auth. Requests to .goshs-protected folders are logged be…
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High 8.7
SFTP root escape via prefix-based path validation in goshs
goshs is a SimpleHTTPServer written in Go. Prior to 2.0.0-beta.6, goshs contains an SFTP root escape caused by prefix-based path validation. An authenticated SFTP user can read from and write to filesystem paths outside the configured SFTP root, which breaks …
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High 7.5
Panic when decoding large WEBP image on 32-bit platforms in golang.org/x/image
Parsing a WEBP image with an invalid, large size panics on 32-bit platforms.
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High 7.0
mailcow: dockerized vulnerable to stored XSS in user login history real_rip
mailcow: dockerized is an open source groupware/email suite based on docker. In versions prior to 2026-03b, the user dashboard's "Seen successful connections" (login history) renders the client IP from login logs without HTML escaping. Because the server trus…
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High 7.2
Zebra: Cached Mempool Verification Bypasses Consensus Rules for Ahead-of-Tip Blocks
ZEBRA is a Zcash node written entirely in Rust. Prior to zebrad version 4.3.1 and zebra-consensus version 5.0.2, a logic error in Zebra's transaction verification cache could allow a malicious miner to induce a consensus split. By carefully submitting a trans…
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High 8.9
mailcow: dockerized vulnerable to stored XSS in Quarantine attachment filenames
mailcow: dockerized is an open source groupware/email suite based on docker. In versions prior to 2026-03b, the Quarantine details modal injects attachment filenames into HTML without escaping, allowing arbitrary HTML/JS execution. An attacker can deliver an …
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High 7.5
Nest: DoS via Recursive handleData in JsonSocket (TCP Transport)
Nest is a framework for building scalable Node.js server-side applications. Prior to 11.1.19, when an attacker sends many small, valid JSON messages in one TCP frame, handleData() recurses once per message; the buffer shrinks each call. maxBufferSize is never…
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High 7.2
mailcow: dockerized vulnerable to Second Order SQL Injection in quarantine category via API
mailcow: dockerized is an open source groupware/email suite based on docker. Versions prior to 2026-03b have a second-order SQL injection vulnerability in the quarantine_category field via the Mailcow API. The /api/v1/add/mailbox endpoint stores quarantine_ca…
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High 7.5
Decidim amendments can be accepted or rejected by anyone
Decidim is a participatory democracy framework. Starting in version 0.19.0 and prior to versions 0.30.5 and 0.31.1, a vulnerability allows any registered and authenticated user to accept or reject any amendments. The impact is on any users who have created pr…
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High 7.5
Decidim's comments API allows access to all commentable resources
Decidim is a participatory democracy framework. Starting in version 0.0.1 and prior to versions 0.30.5 and 0.31.1, the root level `commentable` field in the API allows access to all commentable resources within the platform, without any permission checks. All…
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High 8.1
kyverno apicall servicecall implicit bearer token injection leaks kyverno serviceaccount token
Kyverno is a policy engine designed for cloud native platform engineering teams. Prior to 1.16.4, kyverno’s apiCall servicecall helper implicitly injects Authorization: Bearer ... using the kyverno controller serviceaccount token when a policy does not explic…
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High 7.1
Horilla: Unauthorized Helpdesk Attachment Access via Attachment ID Manipulation
Horilla is a free and open source Human Resource Management System (HRMS). In 1.5.0, a broken access control vulnerability in the helpdesk attachment viewer allows any authenticated user to view attachments from other tickets by changing the attachment ID. Th…
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High 8.6
Horilla: Unauthorized Document Overwrite via File Upload Endpoint
Horilla is a free and open source Human Resource Management System (HRMS). In 1.5.0, an insecure direct object reference in the employee document upload endpoint allows any authenticated user to overwrite or replace or corrupt another employee’s document by c…
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High 7.1
Horilla: Insecure Direct Object Reference at `/employee/view-file/<int:id>
Horilla is a free and open source Human Resource Management System (HRMS). In 1.5.0, an insecure direct object reference in the employee document viewer allows any authenticated user to access other employees’ uploaded documents by changing the document ID in…
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High 8.5
PJSIP: Heap buffer overflow in Opus codec decoding
PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is a buffer overflow when decoding Opus audio frames due to insufficient buffer size validation in the Opus codec decode path. The FEC decode buffers (de…
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High 7.5
Coturn: Misaligned Memory Access in coturn STUN Attribute Parser (Remote DoS on ARM64)
Coturn is a free open source implementation of TURN and STUN Server. Prior to 4.10.0, the STUN/TURN attribute parsing functions in coturn perform unsafe pointer casts from uint8_t * to uint16_t * without alignment checks. When processing a crafted STUN messag…
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High 8.8
Lego: Arbitrary File Write via Path Traversal in Webroot HTTP-01 Provider
Let's Encrypt client and ACME library written in Go (Lego). Prior to 4.34.0, the webroot HTTP-01 challenge provider in lego is vulnerable to arbitrary file write and deletion via path traversal. A malicious ACME server can supply a crafted challenge token con…
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High 8.2
ClearanceKit: opfilter system extension can be suspended or signalled by a root process, disabling file-access policy enforcement
ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.6, the opfilter Endpoint Security system extension (bundle ID uk.craigbass.clearancekit.opfilter) can be suspended with SIGSTOP or kill -STOP, or…
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High 8.4
ClearanceKit: Ad-hoc signed binaries can spoof Apple process identities in the global allowlist
ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.5, ClearanceKit incorrectly treats a process with an empty Team ID and a non-empty Signing ID as an Apple platform binary. This bug allows a mali…
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High 7.1
FreeScout's client-controlled attachment IDs allow deletion of existing conversation attachments
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, the reply and draft flows trust client-supplied encrypted attachment IDs. Any IDs present in `attachments_all[]` but omitted from retained lists are decrypted and passed d…
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High 8.1
blueprintUE: Authenticated Password Change Does Not Verify Current Password
blueprintUE is a tool to help Unreal Engine developers. Prior to 4.2.0, the password change form at /profile/{slug}/edit/ does not include a current_password field and does not verify the user's existing password before accepting a new one. Any attacker who o…
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High 7.5
blueprintUE: Login Endpoint Has No Rate Limiting, Lockout, or Brute-Force Protection
blueprintUE is a tool to help Unreal Engine developers. Prior to 4.2.0, the login form handler performs no throttling of any kind. Failed authentication attempts are processed at full network speed with no IP-based rate limiting, no per-account attempt counte…
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High 7.1
FreeScout's signature only mailbox permission allows unauthorized mailbox chat setting changes
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, `MailboxesController::updateSave()` persists `chat_start_new` outside the allowed-field filter. A user with only the mailbox `sig` permission sees only the signature field…
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High 7.4
blueprintUE: Password Reset Tokens Have No Expiry Window
blueprintUE is a tool to help Unreal Engine developers. Prior to 4.2.0, when a password reset is initiated, a 128-character CSPRNG token is generated and stored alongside a password_reset_at timestamp. However, the token redemption function findUserIDFromEmai…
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High 7.1
FreeScout has assigned-only visibility bypass via save_draft that allows hidden conversation draft injection
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, when `APP_SHOW_ONLY_ASSIGNED_CONVERSATIONS` is enabled, direct conversation view correctly blocks users who are neither the assignee nor the creator. The `save_draft` AJAX…
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High 7.1
FreeScout has assigned-only visibility bypass that allows editing hidden customer-authored threads
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, customer-thread editing is authorized through `ThreadPolicy::edit()`, which checks mailbox access but does not apply the assigned-only restriction from `ConversationPolicy…
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High 8.8
UltraDAG: SmartOp Vote Path Triggers Fatal Supply Invariant Halt
UltraDAG is a minimal DAG-BFT blockchain in Rust. In version 0.1, a non-council attacker can submit a signed SmartOp::Vote transaction that passes signature, nonce, and balance prechecks, but fails authorization only after state mutation has already occurred.
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High 7.1
FreeScout: Improper Authorization in Phone Conversation Creation Enables Cross-Mailbox Hidden Customer Modification
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, the phone-conversation creation flow accepts attacker-controlled `customer_id`, `name`, `to_email`, and `phone` values and resolves the target customer in the backend with…
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High 7.6
FreeScout has Customer Edit Cross-Mailbox Email Takeover
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, a low-privileged agent can edit a visible customer and add an email address already owned by a hidden customer in another mailbox. The server discloses the hidden customer…
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High 7.7
Tekton Pipelines: Git resolver API mode leaks system-configured API token to user-controlled serverURL
Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 1.0.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, the Tekton Pipelines git resolver in API mode sends the system-configured Git AP…
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High 8.2
NVIDIA CUDA-Q contains a vulnerability in an endpoint, where an unauthenticated attacker could cause an out-of-bounds r…
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High 7.7
NVIDIA KAI Scheduler contains a vulnerability where an attacker could access API endpoints without authorization. A suc…
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High 8.5
FreeScout Vulnerable to XSS via Mailbox Signature Due to Incomplete HTML Sanitization
FreeScout is a free self-hosted help desk and shared mailbox. Versions prior to 1.8.213 have a stored cross-site scripting (XSS) vulnerability in the mailbox signature feature. The sanitization function `Helper::stripDangerousTags()` (`app/Misc/Helper.php:568…
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High 8.9
FreeScout has Authentication Bypass and Information Disclosure in SystemController via /system/cron
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.213, an unauthenticated attacker can access diagnostic and system tools that should be restricted to administrators. The /system/cron endpoint relies on a static MD5 hash deriv…