CVE-2026-53839 OpenClaw < 2026.5.7 - Hostname Prefix Matching Bypass in Trusted Retry Endpoint Validation

OpenClaw before 2026.5.7 contains a hostname validation vulnerability in retry endpoint checks that allows matching hostname prefixes instead of exact hostnames. Attackers can exploit this by crafting a hostname prefix resembling a trusted host to send authentication material to untrusted endpoin...

CVE-2026-50568

Fission (Kubernetes-native serverless framework) has a lexical path check vulnerability in SanitizeFilePath (pkg/utils/utils.go) that used strings.HasPrefix(path, safedir) instead of a directory-boundary check. This allowed a sibling directory escape (e.g., /packages-extra/evil under /packages) t...

CVE-2026-6342

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

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-2026-42590 Gotenberg: ExifTool group-prefix syntax bypasses dangerous-tag blocklist

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...

CVE-2026-42885 Audiobookshelf: Path prefix bypass in filesystem existence check leaks out-of-scope file existence

Audiobookshelf is a self-hosted audiobook and podcast server. Prior to 2.32.2, the POST /api/filesystem/pathexists endpoint uses String.startsWith to validate that a resolved file path is within a library folder. This check fails for sibling directories whose names share a common prefix e.g.,...

CVE-2026-42885 Audiobookshelf: Path prefix bypass in filesystem existence check leaks out-of-scope file existence

Audiobookshelf is a self-hosted audiobook and podcast server. Prior to 2.32.2, the POST /api/filesystem/pathexists endpoint uses String.startsWith to validate that a resolved file path is within a library folder. This check fails for sibling directories whose names share a common prefix e.g.,...

CVE-2026-42885

CVE-2026-42885 : Audiobookshelf (self-hosted server) has a path-prefix bypass in the POST /api/filesystem/pathexists check. Before version 2.32.2, the code uses String.startsWith() to verify a resolved path is within a library folder, which fails for sibling directories with a shared prefix (for ...

CVE-2026-45191

Net::CIDR::Lite versions before 0.24 for Perl does not properly consider extraneous zero characters in CIDR mask values, which may allow IP ACL bypass. Mask forms like "/00" and "/01" pass validation and parse to the same prefix as their unpadded value. See also CVE-2026-45190...

GHSA-7V3R-M9C8-R855 Gotenberg's ExifTool group-prefix syntax bypasses dangerous-tag blocklist

Summary The ExifTool metadata write blocklist in Gotenberg v8 can be bypassed using ExifTool's group-prefix syntax, enabling arbitrary file rename, move, hardlink, and symlink creation on the server. This is a bypass of the fix for GHSA-qmwh-9m9c-h36m. Details The blocklist in...

Gotenberg's ExifTool group-prefix syntax bypasses dangerous-tag blocklist

Summary The ExifTool metadata write blocklist in Gotenberg v8 can be bypassed using ExifTool's group-prefix syntax, enabling arbitrary file rename, move, hardlink, and symlink creation on the server. This is a bypass of the fix for GHSA-qmwh-9m9c-h36m. Details The blocklist in...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in cookies in Google Chrome prior to version 104.0.5112.101 allowed a remote attacker to bypass cookie prefix restrictions through a crafted HTML page...

Traefik < 2.11.43 / 3.x < 3.6.14 Multiple Vulnerabilities

The version of Traefik installed on the remote macOS host is prior to 2.11.43 or 3.x prior to 3.6.14. It is, therefore, affected by multiple vulnerabilities: - An authentication bypass via StripPrefixRegex and ForwardAuth dot-segment normalization. When StripPrefixRegex processes URLs with...

CLSA-2026-1777660095 python3.9: Fix of CVE-2026-4786

CVE-2026-4786: fix webbrowser %action substitution bypass of dash-prefix check...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: jq (UTSA-2026-014279)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014279 advisory. jq is a command-line JSON processor. Commits before 6374ae0bcdfe33a18eb0ae6db28493b1f34a0a5b contain a vulnerability where CLI input parsing allows validation bypass...

EUVD-2026-23019

Weblate: Prefix-Based Repository Boundary Check Bypass via Symlink/Junction Path Prefix Collision...

CVE-2026-40256

Weblate is a web based localization tool. In versions prior to 5.17, repository-boundary validation relies on string prefix checks on resolved absolute paths. In multiple code paths, the check uses startswith against the repository root path. This is not path-segment aware and can be bypassed whe...

PT-2026-33125

Name of the Vulnerable Software and Affected Versions Weblate versions prior to 5.17 Description Repository-boundary validation relies on string prefix checks on resolved absolute paths. In multiple code paths, the check uses startswith against the repository root path. This process is not...

CVE-2026-39410 Hono has a non-breaking space prefix bypass in cookie name handling in getCookie()

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.12, a discrepancy between browser cookie parsing and parse handling allows cookie prefix protections to be bypassed. Cookie names that are treated as distinct by the browser may be normalized to th...

Hono: Non-breaking space prefix bypass in cookie name handling in getCookie()

Summary A discrepancy between browser cookie parsing and parse handling allows cookie prefix protections to be bypassed. Cookie names that are treated as distinct by the browser may be normalized to the same key by parse, allowing attacker-controlled cookies to override legitimate ones. Details...