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4 September 2026

Vulnerabilities first published on this day (UTC), newest first.

564 results · Feed

  • Critical 9.4

    YesWiki: Authenticated PHP Object Injection in BazarImportAction via unserialize

    YesWiki is a wiki system written in PHP. Prior to version 4.6.6, there is an authenticated PHP object injection vulnerability in BazarImportAction via unserialize. This issue has been patched in version 4.6.6.

  • High 8.8

    YesWiki Authenticated SQL Injection in ReactionManager

    YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki through the latest development branch contains a SQL injection vulnerability in ReactionManager::deleteUserReaction() that allows any authenticated user to inject arbitrary SQL via the {…

  • Medium 6.1
    CVE-2026-52774 Public exploit Scanner template

    Reflected XSS via Unescaped `id` Parameter in Bazar Widget HTML Attributes in YesWiki

    YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki's Bazar widget handler reflects the id GET parameter into HTML attributes using strip_tags() only. Because strip_tags() does not escape double quotes, an attacker can break out of the at…

  • Medium 6.1
    CVE-2026-52773 Scanner template

    Reflected XSS via Unescaped Archived-Revision `time` Parameter in `handlers/page/show.php` in YesWiki

    YesWiki is a wiki system written in PHP. From version 4.1.0 to before version 4.6.6, YesWiki's archived-revision view reflects the time GET parameter into a hidden HTML input in handlers/page/show.php without escaping. Because MySQL coerces malformed DATETIME…

  • Medium 5.5

    YesWiki: Bazar form-field templates still apply `|raw('html')` to `field.label` / `field.hint` in attribute and label-body contexts — stored XSS in form renders (sibling class of commit `e6b66aa`)

    YesWiki is a wiki system written in PHP. Prior to version 4.6.6, Bazar form-field templates still apply |raw('html') to field.label / field.hint in attribute and label-body contexts, resulting stored XSS in form renders. This issue has been patched in version…

  • High 8.3

    YesWiki: Second-Order SQL Injection in Page Delete API via Unescaped Page Tag (`ApiController::deletePage`)

    YesWiki is a wiki system written in PHP. From version 4.2.0 to before version 4.6.6, ApiController::deletePage() interpolates a page tag retrieved from the database into a DELETE FROM …_links WHERE to_tag = '$tag' query without escaping. The page tag is attac…

  • High 7.5

    Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in yeswiki/yeswiki

    YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki’s public Bazar entry-listing APIs are vulnerable to unauthenticated SQL injection in numeric query / queries filters. For Bazar fields whose value structure is numeric, YesWiki escapes t…

  • High 8.3

    YesWiki: Unauthenticated Server-Side Request Forgery via ActivityPub `Signature.keyId`

    YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, the POST /api/forms/{formId}/actor/inbox route - exposed publicly with acl:"public" - accepts an HTTP Signature header whose keyId parameter is a URL. HttpSignatureService::v…

  • High 8.2

    YesWiki: Unauthenticated ActivityPub Signature-Verification Bypass via `!openssl_verify(...)` accepting `int(-1)`

    YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, HttpSignatureService::verifySignature() checks the result of PHP's openssl_verify() with a loose boolean negation - if (!openssl_verify(...)) { throw ... }. PHP's openssl_ver…

  • Critical 9.1

    YesWiki: Unauthenticated arbitrary page deletion via `{{erasespamedcomments}}` action

    YesWiki is a wiki system written in PHP. Prior to version 4.6.6, the {{erasespamedcomments}} wiki action (actions/EraseSpamedCommentsAction.php) accepts a suppr[] array from POST and deletes every wiki page whose tag appears in that array, with no authorizati…

  • Medium 6.5

    YesWiki: SQL injection via the `recentchanges` action `period` argument leading to arbitrary DB read

    YesWiki is a wiki system written in PHP. Prior to version 4.6.6, the recentchanges action (actions/recentchanges.php) accepts a period argument from two disjoint parameter spaces. A whitelist validates only the URL form against ['day','week','month']. The act…

  • High 7.1

    YesWiki: Authenticated (Admin) Server-Side Template Injection to Remote Code Execution via Bazar Semantic Templates

    YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki Bazar contains a stored Server-Side Template Injection (SSTI) vulnerability in the semantic template feature that can be escalated to confirmed Remote Code Execution (RCE). An authentica…

  • Medium 6.4

    Camaleon CMS 2.7.5 through 2.9.1 SSRF via HTTP Redirect in Upload from URL

    Camaleon CMS versions 2.7.5 through 2.9.1 fail to validate redirect targets when fetching remote files in the Upload from URL media feature. Authenticated attackers can supply URLs that pass initial validation but redirect to internal network addresses, allow…

  • High 7.4

    ntop nDPI before 6.0 Heap Buffer Overflow via ndpi_json_string_escape

    ntop nDPI versions before 6.0 contain a heap buffer overflow vulnerability in the ndpi_json_string_escape function that writes beyond caller-supplied buffer boundaries. Attackers can trigger the overflow by supplying crafted network packet data including TLS …

  • Medium 6.5

    PX4 Autopilot through 1.17.0 Null Pointer Dereference via param select

    PX4 Autopilot through 1.17.0 contains a null pointer dereference vulnerability in param_set_default_file() and param_set_backup_file() functions that allows attackers to crash the autopilot process. Attackers can invoke 'param select' or 'param select-backup'…

  • Medium 5.9

    PX4 Autopilot through 1.17.0 Use-After-Free via Temperature Calibration Task Startup

    PX4 Autopilot through 1.17.0 contains a use-after-free vulnerability in TemperatureCalibration::start() due to a race condition between task spawning and object deletion. Attackers can trigger the calibration process via shell commands to write to freed heap …

  • High 7.8

    Unidata netcdf-c through 4.10.1 Out-of-bounds Write via Oversized HDF5 Attribute Name

    Unidata netcdf-c through 4.10.1 contains an out-of-bounds write vulnerability in NC4_HDF5_inq_attname() that copies HDF5 attribute names into a fixed 256-byte buffer without length validation. Attackers can craft HDF5 files with oversized attribute names to o…

  • High 8.9
    CVE-2026-48019 Public exploit

    CRLF injection in Laravel's default email rule enables SMTP smuggling and spoofed-mail relay

    Laravel is a web application framework. Prior to versions 12.60.0 and 13.10.0, a CRLF injection vulnerability in Laravel's email validation, in combination with how Symfony Mailer and Symfony Mime handle certain character sequences, may allow an unauthenticat…

  • High 8.7

    Twig: Sandbox method allowlist bypass via `Markup` subclass

    Twig is a template language for PHP. From version 1.0.0 to before version 3.27.0, SecurityPolicy::checkMethodAllowed() unconditionally whitelists all method calls on instances of Twig\Markup. Twig\Markup is not final, so subclasses inherit the bypass. An appl…

  • High 7.1

    ntopng before 6.7.260717 Missing Authorization on the Host Pool Bulk Delete Handler

    ntopng before 6.7.260717 fails to check user privileges in the pools bulk-delete endpoint, allowing authenticated non-administrators to delete all host pools and member bindings. Attackers can issue POST requests to the delete pools endpoint to irreversibly d…

  • High 7.1

    ntopng before 6.7.260717 Missing Authorization on the Notification Endpoint and Recipient Delete Handlers

    ntopng before 6.7.260717 fails to perform authorization checks in the delete endpoints and recipients REST v2 handlers. Authenticated non-administrator users can issue POST requests to irreversibly delete all configured notification endpoints and recipients, …

  • High 7.5

    TypeSpec: Unauthenticated Remote Shutdown of Spector Mock Server via POST /.admin/stop

    ### Summary `@typespec/spector` registers a `POST /.admin/stop` HTTP route with no authentication, authorization token, Origin check, or IP-source restriction. Any network-reachable client can send a single unauthenticated POST request to terminate the mock s…

  • Critical 9.6

    IXON VPN Client CRLF Injection

    Improper neutralization of CRLF sequences in IXON VPN Client before version 1.4.7 allows an attacker to execute commands as root or SYSTEM. Configuration values accepted by the local service are written to a file later consumed by a privileged subprocess, wit…

  • High 8.8

    Inductive Automation Ignition Incorrect Default Permissions

    In Ignition 8.1.53 and earlier, the Gateway "Create Project Role(s)" setting shipped blank, which permitted any authenticated user to create projects (if they can execute gateway scripts). Ignition 8.1.54 restricts project creation to Designer sessions and no…

  • Medium 5.8

    Flatpak: flatpak: toctou race condition allows symlink redirection

    A flaw was found in Flatpak. A Time-of-check to time-of-use (TOCTOU) race condition exists in the `org.freedesktop.Flatpak.SystemHelper` component. This vulnerability occurs because a privileged `chmod` operation executes before the OSTree repository validati…

  • High 8.1

    Tycon Systems TPDIN-Monitor-WEB3 Missing Authorization

    Tycon Systems TPDIN-Monitor-WEB3 versions 2.2.9 and prior are vulnerable to a Missing Authorization vulnerability. This could allow an attacker to extract system credentials, configurations, or flash contents.

  • Low 3.7

    ramon-victor freegpt-webui Jailbreak Mode config.py getJailbreak race condition

    A security flaw has been discovered in ramon-victor freegpt-webui up to 098db3dfeb41555c2ca9269df0f13e10ec1c35dc. This issue affects the function getJailbreak of the file server/config.py of the component Jailbreak Mode. The manipulation results in race condi…

  • High 8.8

    Tycon Systems TPDIN-Monitor-WEB3 Cross-Site Request Forgery

    Tycon Systems TPDIN-Monitor-WEB3 versions 2.2.9 and prior are vulnerable to a cross-site request forgery vulnerability. This could allow an attacker to perform state changing operations on the device.

  • Medium 6.5

    Tycon Systems TPDIN-Monitor-WEB3 Use of Hard-coded Credentials

    Tycon Systems TPDIN-Monitor-WEB3 versions 2.2.9 and prior are vulnerable to a use of hard-coded credential vulnerability. This could allow an attacker to intercept sensitive information or credentials.

  • Medium 6.5

    ramon-victor freegpt-webui Jailbreak Mode backend.py getJailbreak allocation of resources

    A flaw has been found in ramon-victor freegpt-webui up to 098db3dfeb41555c2ca9269df0f13e10ec1c35dc. Affected by this issue is the function getJailbreak of the file server/backend.py of the component Jailbreak Mode. Executing a manipulation can lead to allocat…

  • High 7.3

    ramon-victor freegpt-webui Backend Conversation API backend.py _conversation missing authentication

    A security vulnerability has been detected in ramon-victor freegpt-webui up to 098db3dfeb41555c2ca9269df0f13e10ec1c35dc. Affected is the function _conversation of the file server/backend.py of the component Backend Conversation API. Such manipulation of the a…

  • Medium 5.3

    ramon-victor freegpt-webui Authentication Check __init__.py ChatCompletion.create missing authentication

    A vulnerability has been found in ramon-victor freegpt-webui up to 098db3dfeb41555c2ca9269df0f13e10ec1c35dc. This issue affects the function ChatCompletion.create of the file g4f/__init__.py of the component Authentication Check. Such manipulation leads to mi…

  • Medium 6.5

    An incomplete list of disallowed inputs in the SQL validation component of Amazon awslabs postgres-mcp-server

    An incomplete list of disallowed inputs in the SQL validation component in Amazon awslabs postgres-mcp-server before version 1.1.7 might allow an unauthenticated actor to modify data beyond the read-only scope by placing crafted SQL into the content that is s…

  • Medium 6.5

    Avo: Direct attachment upload endpoint lacks upload authorization and bypasses field-level upload policy

    Avo is a framework to create admin panels for Ruby on Rails apps. From version 2.28.0 to before version 3.32.0, Avo's direct attachment upload endpoint lacks server-side upload authorization and bypasses the documented field-level upload policy methods such a…

  • High 8.0

    wnx/laravel-backup-restore: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') and Improper Neutralization of Special Elements used in a Command ('Command Injection')

    laravel-backup-restore restores database backups made with spatie/laravel-backup. Prior to version 1.9.4, a crafted backup archive can trigger OS command injection during database restore. This issue has been patched in version 1.9.4.

  • High 7.7

    Nebula-mesh allows non-admin operators to disable webhook SSRF protection via `allow_private`

    nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. From version 0.6.0 to before version 0.7.2, non-admin operators (role user) can set allow_private: true on their own managed webhook subscription (POST/PATCH /api/v1/webhook-subscriptions).…

  • High 8.1

    nebula-mesh: Certificate revocation is never enforced at the mesh

    nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. Prior to version 0.7.1, revocation is the only in-band mechanism that isolates a compromised/offboarded host from a Nebula mesh. Because the blocklist never reaches any peer's config.yml, a…

  • Medium 5.4

    nebula-mesh: Web UI host creation ignores configured enrollment token TTL and mints 24-hour bearer enrollment tokens

    nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. From version 0.3.0 to before version 0.5.0, the nebula-mgmt Web UI host-creation path ignores both the server-wide enrollment_token_ttl security setting and per-network network_config.enrol…

  • Medium 5.3

    nebula-mesh: Unauthenticated OIDC login endpoint allocates unbounded in-memory state entries without rate limiting

    nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. From version 0.2.0 to before version 0.5.0, when OIDC is enabled, GET /ui/oidc/login is reachable without authentication and is registered outside the Web UI rate-limited auth routes. Every…

  • High 7.1

    nebula-mesh: CA private key not zeroized on web mobile-bundle error paths

    nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. Prior to version 0.3.8, the web handler renderMobileBundle passes the real *pki.CAResolver directly into mobilebundle.Build. Inside Build, resolver.LoadByID decrypts the CA's ed25519 privat…