Nixpkgs security tracker

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Permalink CVE-2026-28298
5.9 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): ADJACENT_NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): HIGH
  • User interaction (UI): REQUIRED
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): HIGH
  • Integrity impact (I): HIGH
  • Availability impact (A): NONE
created 3 weeks, 2 days ago
SolarWinds Observability Self-Hosted Stored Cross-Site Scripting Vulnerability

SolarWinds Observability Self-Hosted was found to be affected by a stored cross-site scripting vulnerability, which when exploited, can lead to unintended script execution.

Affected products

2026.1.1
  • ==2026.1.1 and previous versions

Matching in nixpkgs

pkgs.discourse

Open source discussion platform

  • nixos-unstable -

Package maintainers

Permalink CVE-2026-34071
5.4 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): NONE
  • User interaction (UI): REQUIRED
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): LOW
  • Integrity impact (I): LOW
  • Availability impact (A): NONE
created 3 weeks, 2 days ago
Stirling-PDF has Stored Cross Site Scripting (XSS) via EML-to-HTML Export

Stirling-PDF is a locally hosted web application that allows you to perform various operations on PDF files. In version 2.7.3, the /api/v1/convert/eml/pdf endpoint with parameter downloadHtml=true returns unsanitized HTML from the email body with Content-Type: text/html. An attacker who sends a malicious email to a Stirling-PDF user can achieve JavaScript execution when that user exports the email using the "Download HTML intermediate file" feature. Version 2.8.0 fixes the issue.

Affected products

Stirling-PDF
  • === 2.7.3

Matching in nixpkgs

pkgs.stirling-pdf

Locally hosted web application that allows you to perform various operations on PDF files

Package maintainers

created 3 weeks, 2 days ago
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 exposes other tenants to running attacker controlled images rather than the expected one. Version 6.23.0 patches the issue.

Affected products

incus
  • ==< 6.23.0

Matching in nixpkgs

pkgs.incus

Powerful system container and virtual machine manager

pkgs.incus-lts

Powerful system container and virtual machine manager

Package maintainers

Permalink CVE-2026-4904
8.8 HIGH
  • CVSS version: 3.1
  • Attack vector (AV):
  • Attack complexity (AC):
  • Privileges required (PR):
  • User interaction (UI):
  • Scope (S):
  • Confidentiality impact (C):
  • Integrity impact (I):
  • Availability impact (A):
created 3 weeks, 2 days ago
Tenda AC5 POST Request setcfm formSetCfm stack-based overflow

A vulnerability has been found in Tenda AC5 15.03.06.47. This issue affects the function formSetCfm of the file /goform/setcfm of the component POST Request Handler. Such manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

AC5
  • ==15.03.06.47

Matching in nixpkgs

Permalink CVE-2026-29055
5.3 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): NONE
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): LOW
  • Integrity impact (I): NONE
  • Availability impact (A): NONE
created 3 weeks, 2 days ago
Tandoor Recipes: WebP and GIF Image Uploads Bypass EXIF/Metadata Stripping, Leaking GPS Coordinates and PII

Tandoor Recipes is an application for managing recipes, planning meals, and building shopping lists. In versions prior to 2.6.0, the image processing pipeline in Tandoor Recipes explicitly skips EXIF metadata stripping, image rescaling, and size validation for WebP and GIF image formats. A developer TODO comment in the source code acknowledges this as a known issue. As a result, when users upload recipe photos in WebP format (the default format for modern smartphone cameras), their sensitive EXIF data — including GPS coordinates, camera model, timestamps, and software information — is stored and served to all users who can view the recipe. Version 2.6.0 fixes the issue.

Affected products

recipes
  • ==< 2.6.0

Matching in nixpkgs

pkgs.tandoor-recipes

Application for managing recipes, planning meals, building shopping lists and much much more!

Package maintainers

Permalink CVE-2026-33491
7.8 HIGH
  • CVSS version: 3.1
  • Attack vector (AV): LOCAL
  • Attack complexity (AC): LOW
  • Privileges required (PR): NONE
  • User interaction (UI): REQUIRED
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): HIGH
  • Integrity impact (I): HIGH
  • Availability impact (A): HIGH
created 3 weeks, 2 days ago
Zen-C has Stack-Based Buffer Overflow in Identifier Mangling

Zen C is a systems programming language that compiles to human-readable GNU C/C11. Prior to version 0.4.4, a stack-based buffer overflow vulnerability in the Zen C compiler allows attackers to cause a compiler crash or potentially execute arbitrary code by providing a specially crafted Zen C source file (`.zc`) with excessively long struct, function, or trait identifiers. Users are advised to update to Zen C version v0.4.4 or later to receive a patch.

Affected products

zenc
  • ==< 0.4.4

Matching in nixpkgs

Permalink CVE-2026-28786
4.3 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): LOW
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): LOW
  • Integrity impact (I): NONE
  • Availability impact (A): NONE
created 3 weeks, 2 days ago
Open WebUI vulnerable to Path Traversal in `POST /api/v1/audio/transcriptions`

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, an unsanitized filename field in the speech-to-text transcription endpoint allows any authenticated non-admin user to trigger a `FileNotFoundError` whose message — including the server's absolute `DATA_DIR` path — is returned verbatim in the HTTP 400 response body, confirming information disclosure on all default deployments. Version 0.8.6 patches the issue.

Affected products

open-webui
  • ==< 0.8.6

Matching in nixpkgs

Package maintainers

Permalink CVE-2026-29071
3.1 LOW
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): HIGH
  • Privileges required (PR): LOW
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): LOW
  • Integrity impact (I): NONE
  • Availability impact (A): NONE
created 3 weeks, 2 days ago
Open WebUI's Insecure Direct Object Reference (IDOR) allows access to other users' memories

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.6, any authenticated user can read other users' private memories via `/api/v1/retrieval/query/collection`. Version 0.8.6 patches the issue.

Affected products

open-webui
  • ==< 0.8.6

Matching in nixpkgs

Package maintainers

Permalink CVE-2026-33670
9.8 CRITICAL
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): NONE
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): HIGH
  • Integrity impact (I): HIGH
  • Availability impact (A): HIGH
created 3 weeks, 2 days ago
SiYuan has directory traversal within its publishing service

SiYuan is a personal knowledge management system. Prior to version 3.6.2, the /api/file/readDir interface was used to traverse and retrieve the file names of all documents under a notebook. Version 3.6.2 patches the issue.

Affected products

siyuan
  • ==< 3.6.2

Matching in nixpkgs

pkgs.siyuan

Privacy-first personal knowledge management system that supports complete offline usage, as well as end-to-end encrypted data sync

Package maintainers

Permalink CVE-2026-33438
6.5 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): LOW
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): NONE
  • Integrity impact (I): NONE
  • Availability impact (A): HIGH
created 3 weeks, 2 days ago
Stirling-PDF vulnerable to DoS via add-watermark

Stirling-PDF is a locally hosted web application that allows you to perform various operations on PDF files. Versions starting in 2.1.5 and prior to 2.5.2 have Denial of Service (DoS) vulnerability in the Stirling-PDF watermark functionality (`/api/v1/security/add-watermark` endpoint). The vulnerability allows authenticated users to cause resource exhaustion and server crashes by providing extreme values for the `fontSize` and `widthSpacer` parameters. Version 2.5.2 patches the issue.

Affected products

Stirling-PDF
  • ==>= 2.1.5, < 2.5.2

Matching in nixpkgs

pkgs.stirling-pdf

Locally hosted web application that allows you to perform various operations on PDF files

Package maintainers