Caddy: Remote Admin Authorization Bypass in `/config` API via Array Index Normalization

This report is not about a normal textual prefix-expansion case. The issue here is that the authorization layer and the /config traversal layer do not agree on what object the path refers to. In this case, a path authorized for one config object is accepted, but then resolves to a different confi...

CVE-2026-44552

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the toolservers and terminalservers keys in utils/tools.py do use a prefix. When two or more Open WebUI instances share a Redis database a supported and documented deployment pattern...

PT-2026-41964

Name of the Vulnerable Software and Affected Versions Caddy versions 2.4.0 through 2.11.2 Description An authorization-to-object mismatch exists in the remote admin functionality. The authorization layer uses string prefix matching, while the /config traversal layer parses array indices numerical...

Security update for openexr (important)

openSUSE security update: security update for openexr ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20755-1 Rating: important References: bsc1264353 bsc1264354 bsc1264356 Cross-References: CVE-2026-41142 CVE-2026-42216 CVE-2026-42217 CVSS scores:...

CVE-2025-67031

ORSEE Online Recruitment System for Economic Experiments 3.1.0 contains an authenticated Remote Code Execution vulnerability in the participant profile field processing subsystem. Certain field configurations accept values beginning with the prefix "func:" which are passed directly into an eval...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via the group subscription process. An attacker can gain unauthorized access to groups that were not intended to be accessible by creating groups with prefixes matching those of whitelisted groups. Remediation A...

Security update for python3

This update for python3 fixes the following issue: CVE-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF bsc1261969. CVE-2026-3446: base64 decoding stops at first padded quad by default and ignores other information that could be processed bsc1261970. CVE-2026-4786: URLs prefixe...

CVE-2026-6342 Group prefix matching bypass for subscriptions

Mattermost Plugins versions =11.5 11.1.5 10.13.11 11.3.4.0 fail to appropriately check for valid namespaces which allows plugin users to create subscriptions to groups that were not whitelisted via creating groups that share the same prefix as a whitelisted group. Mattermost Advisory ID:...

CVE-2026-6342 Group prefix matching bypass for subscriptions

Mattermost Plugins versions =11.5 11.1.5 10.13.11 11.3.4.0 fail to appropriately check for valid namespaces which allows plugin users to create subscriptions to groups that were not whitelisted via creating groups that share the same prefix as a whitelisted group. Mattermost Advisory ID:...

CVE-2026-6342

Mattermost plugins vulnerable to a namespace prefix-matching bypass. Affected: Mattermost Plugins versions

Mattermost Plugins 安全漏洞

Mattermost Plugins is a plugin provided by the American company Mattermost, offering powerful feature extensions and tight integration with servers and network/desktop applications. Versions 11.5, 11.1.5, 10.13.11, and 11.3.4.0 of Mattermost Plugins have security vulnerabilities. These...

PT-2026-41647

Mattermost Plugins versions =11.5 11.1.5 10.13.11 11.3.4.0 fail to appropriately check for valid namespaces which allows plugin users to create subscriptions to groups that were not whitelisted via creating groups that share the same prefix as a whitelisted group. Mattermost Advisory ID:...

CVE-2025-67031

ORSEE Online Recruitment System for Economic Experiments 3.1.0 contains an authenticated Remote Code Execution vulnerability in the participant profile field processing subsystem. Certain field configurations accept values beginning with the prefix "func:" which are passed directly into an eval...

CVE-2026-44552 Open WebUI: Redis Cache Keys tool_servers and terminal_servers Missing Instance Prefix Enable Cross-Instance Cache Poisoning

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the toolservers and terminalservers keys in utils/tools.py do use a prefix. When two or more Open WebUI instances share a Redis database a supported and documented deployment pattern...

CVE-2026-44552

CVE-2026-44552 affects Open WebUI. Before 0.9.0, tool_servers and terminal_servers keys in Redis were unprefixed, so when multiple instances share a Redis backend they can collide, allowing an admin on one instance to poison another’s cache and have users interact with attacker-controlled tool co...

CVE-2026-42590

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.30.0, The ExifTool metadata write blocklist in Gotenberg can be bypassed using ExifTool's group-prefix syntax, enabling arbitrary file rename, move, hardlink, and symlink creation on the server. ExifTool supports group-prefix...

NPM: Better Auth: Rate limiter keys IPv6 addresses individually and is bypassable via prefix rotation

NPM: Better Auth: Rate limiter keys IPv6 addresses individually and is bypassable via prefix rotation vulnerability discovered by ? in WordPress Npm better-auth versions 1.4.17...

GHSA-P6V2-XCPG-H6XW Better Auth: Rate limiter keys IPv6 addresses individually and is bypassable via prefix rotation

Am I affected? Users are affected if all of the following are true: - Their app uses better-auth at a version 1.4.17, or at a v1.5 prerelease tagged = 1.5.0-beta.8. - The apps authentication endpoints serve clients reachable over IPv6. Most managed hosts including Cloudflare, Vercel, Fly.io, AWS...

Better Auth: Rate limiter keys IPv6 addresses individually and is bypassable via prefix rotation

Am I affected? Users are affected if all of the following are true: - Their app uses better-auth at a version 1.4.17, or at a v1.5 prerelease tagged = 1.5.0-beta.8. - The apps authentication endpoints serve clients reachable over IPv6. Most managed hosts including Cloudflare, Vercel, Fly.io, AWS...

SUSE-SU-2026:21796-1 Security update for openexr

This update for openexr fixes the following issues - CVE-2026-41142: integer overflow in ImageChannel: resize can lead to a heap out-of-bounds write via OpenEXRUtil public API bsc1264356. - CVE-2026-42216: missing checks in IDManifest: init can lead to out-of-bounds read during prefix expansion...