Ecosystem
Ubuntu
61,691 known vulnerabilities.
Most affected packages
12,660 results · Clear filters · Feed
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Medium 5.9
Botan: Missing OCSP Response Signature Verification Allows MitM Certificate Revocation Bypass
Botan is a C++ cryptography library. From version 3.0.0 to before version 3.11.0, during X509 path validation, OCSP responses were checked for an appropriate status code, but critically omitted verifying the signature of the OCSP response itself. This issue h…
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Medium 5.9
Botan: Case-Insensitive CN Values Bypass DNS excludedSubtrees Name Constraints (RFC 5280 Violation)
Botan is a C++ cryptography library. Prior to version 3.11.0, during processing of an X.509 certificate path using name constraints which restrict the set of allowable DNS names, if no subject alternative name is defined in the end-entity certificate Botan wo…
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Medium 5.9
A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, poten…
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Medium 5.3
A memory leak occurs in Node.js HTTP/2 servers when a client sends WINDOW_UPDATE frames on stream 0 (connection-level) …
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Medium 5.3
A flaw in Node.js Permission Model network enforcement leaves Unix Domain Socket (UDS) server operations without the re…
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Medium 5.9CVE-2026-21717 Public exploit
A flaw in V8's string hashing mechanism causes integer-like strings to be hashed to their numeric value, making hash co…
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Medium 5.3
Users could trigger a crash of mongod primaries during promotion to sharded
A user with access to the cluster with a limited set of privilege actions can trigger a crash of a mongod process during the limited and unpredictable window when the cluster is being promoted from a replica set to a sharded cluster. This may cause a denial o…
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Medium 5.7
A flaw in Node.js URL processing causes an assertion failure in native code when `url.format()` is called with a malfor…
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Medium 5.9
Libsoup: libsoup: information disclosure via cleartext transmission of cookies during https tunnel establishment
A flaw was found in libsoup. When establishing HTTPS tunnels through a configured HTTP proxy, sensitive session cookies are transmitted in cleartext within the initial HTTP CONNECT request. A network-positioned attacker or a malicious HTTP proxy can intercept…
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Medium 4.2
FRRouting FRR EVPN Type-2 Route bgp_evpn.c process_type2_route access control
A vulnerability has been found in FRRouting FRR up to 10.5.1. This affects the function process_type2_route of the file bgpd/bgp_evpn.c of the component EVPN Type-2 Route Handler. The manipulation leads to improper access controls. The attack can be initiated…
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Medium 5.8
LibJWT has NULL/bounds validation in JWK octet and RSA PSS parsing
LibJWT is a C JSON Web Token Library. Starting in version 3.0.0 and prior to version 3.3.0, the JWK parsing for RSA-PSS did not protect against a NULL value when expecting to parse JSON string values. A specially crafted JWK file could exploit this behavior b…
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Medium 5.3CVE-2026-33936 Public exploit
python-ecdsa: Denial of Service via improper DER length validation in crafted private keys
The `ecdsa` PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Prio…
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Medium 4.3
dloebl CGIF GIF Image cgif.c cgif_addframe integer overflow
A vulnerability was identified in dloebl CGIF up to 0.5.2. This vulnerability affects the function cgif_addframe of the file src/cgif.c of the component GIF Image Handler. The manipulation of the argument width/height leads to integer overflow. The attack may…
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Medium 4.7
Handlebars.js has Prototype Pollution Leading to XSS through Partial Template Injection
Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, `resolvePartial()` in the Handlebars runtime resolves partial names via a plain property lookup on `options.partials` without guarding against prot…
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Medium 5.4
Varnish Cache before 8.0.1 and Varnish Enterprise before 6.0.16r12, in certain unchecked req.url scenarios, mishandle U…
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Medium 6.3
Improper Restriction of XML External Entity Reference in Inkscape
A local file disclosure vulnerability in the XInclude processing component of Inkscape 1.1 before 1.3 allows a remote attacker to read local files via a crafted SVG file containing malicious xi:include tags.
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Medium 6.5
Query resampling can cause unbounded memory allocations
A resample query can be used to trigger out-of-memory crashes in Grafana.
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Medium 6.5
Grafana Testdata datasource can issue unbounded memory allocations
A testdata data-source can be used to trigger out-of-memory crashes in Grafana.
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Medium 6.5
brace-expansion: Zero-step sequence causes process hang and memory exhaustion
The brace-expansion library generates arbitrary strings containing a common prefix and suffix. Prior to versions 5.0.5, 3.0.2, 2.0.3, and 1.1.13, a brace pattern with a zero step value (e.g., `{1..2..0}`) causes the sequence generation loop to run indefinitel…
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Medium 6.5
Public dashboards discloses all direct mode datasources
When using public dashboards and direct data-sources, all direct data-sources' passwords are exposed despite not being used in dashboards. No passwords of proxied data-sources are exposed. We encourage all direct data-sources to be converted to proxied data-s…
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Medium 4.8
calibre has Server-Side Request Forgery in ebook viewer backend
calibre is a cross-platform e-book manager for viewing, converting, editing, and cataloging e-books. Prior to version 9.6.0, a Server-Side Request Forgery vulnerability in the background-image endpoint of calibre e-book reader's web view allows an attacker to…
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Medium 5.3
A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably form…
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Medium 4.3
Sending "NOOP (((...)))" command with 4000 parenthesis open+close results in ~1MB extra memory usage. Longer commands w…
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Medium 6.8
Dovecot OTP authentication is vulnerable to replay attack under specific conditions. If auth cache is enabled, and user…
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Medium 5.3
When dovecot has been configured to use per-domain passwd files, and they are placed one path component above /etc, or …
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Medium 5.3
When sending invalid base64 SASL data, login process is disconnected from the auth server, causing all active authentic…
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Medium 4.3
Dovecot has provided a script to use for attachment to text conversion. This script unsafely handles zip-style attachme…
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Medium 5.5
Firewalld: firewalld: local unprivileged user can modify firewall state due to d-bus setter mis-authorization
A flaw was found in firewalld. A local unprivileged user can exploit this vulnerability by mis-authorizing two runtime D-Bus (Desktop Bus) setters, setZoneSettings2 and setPolicySettings. This mis-authorization allows the user to modify the runtime firewall s…
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Medium 5.9
In OCaml through 4.14.3, Bigarray.reshape allows an integer overflow, and resultant reading of arbitrary memory, when u…
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Medium 5.3
MapServer has heap buffer overflow in SLD `Categorize` Threshold parsing
MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD (Styled Layer Descriptor) parser lets a remote, unauthenticated attacker crash the MapServer p…
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Medium 4.6
pypdf: Possible infinite loop during recovery attempts in DictionaryObject.read_from_stream
pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.2 have a vulnerability in which an attacker can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode. This has been fixed in pypdf 6.9.2. If…
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Medium 6.5
Incus vulnerable to denial of source through crafted bucket backup file
Incus is a system container and virtual machine manager. Prior to version 6.23.0, a specially crafted storage bucket backup can be used by an user with access to Incus' storage bucket feature to crash the Incus daemon. Repeated use of this attack can be used …
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Medium 4.7
Incus vulnerable to local privilege escalation through VM screenshot path
Incus is a system container and virtual machine manager. Incus provides an API to retrieve VM screenshots. That API relies on the use of a temporary file for QEMU to write the screenshot to which is then picked up and sent to the user prior to deletion. As ve…
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Medium 5.7
Incus does not verify combined fingerprint when downloading images from simplestreams servers
Incus is a system container and virtual machine manager. Prior to version 6.23.0, a lack of validation of the image fingerprint when downloading from simplestreams image servers opens the door to image cache poisoning and under very narrow circumstances expos…
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Medium 5.3
Picomatch: Method Injection in POSIX Character Classes causes incorrect Glob Matching
Picomatch is a glob matcher written JavaScript. Versions prior to 4.0.4, 3.0.2, and 2.3.2 are vulnerable to a method injection vulnerability affecting the `POSIX_REGEX_SOURCE` object. Because the object inherits from `Object.prototype`, specially crafted POSI…
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Medium 6.9
Information disclosure via file URI overwrite in File (Field) Paths
Information disclosure in the file URI processing of File (Field) Paths in Drupal File (Field) Paths 7.x prior to 7.1.3 on Drupal 7.x allows authenticated users to disclose other users’ private files via filename‑collision uploads. This can cause hook_node_in…
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Medium 4.3
iCalendar has ICS injection via unsanitized URI property values
iCalendar is a Ruby library for dealing with iCalendar files in the iCalendar format defined by RFC-5545. Starting in version 2.0.0 and prior to version 2.12.2, .ics serialization does not properly sanitize URI property values, enabling ICS injection through …
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Medium 6.5
Libssh: libssh: denial of service via zero-length input in ssh_get_hexa()
A flaw was found in libssh. The API function `ssh_get_hexa()` is vulnerable to a denial of service when processing zero-length input. This can be exploited remotely by an attacker during GSSAPI (Generic Security Service Application Program Interface) authenti…
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Medium 5.0
Libssh: improper sanitation of paths received from scp servers
A malicious SCP server can send unexpected paths that could make the client application override local files outside of working directory. This could be misused to create malicious executable or configuration files and make the user execute them under specifi…
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Medium 5.4
Missing Protected-field Authorization in Provisioning Contact Points API
A vulnerability has been discovered in Grafana OSS where an authorization bypass in the provisioning contact points API allows users with Editor role to modify protected webhook URLs without the required alert.notifications.receivers.protected:write permissio…