CVE-2026-25123

Homarr is an open-source dashboard. Prior to 1.52.0, a public unauthenticated tRPC endpoint widget.app.ping accepts an arbitrary url and performs a server-side request to that URL. This allows an unauthenticated attacker to trigger outbound HTTP requests from the Homarr server, enabling SSRF...

BIT-MASTODON-2026-25540 Mastodon's signature-dependent ActivityPub collection responses cached under signature-independent keys (Web Cache Poisoning via `Rails.cache`)

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.3.19, 4.4.13, 4.5.6, Mastodon is vulnerable to web cache poisoning via Rails.cache. When AUTHORIZEDFETCH is enabled, the ActivityPub endpoints for pinned posts and featured hashtags have contents that...

CVE-2026-25540

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.3.19, 4.4.13, 4.5.6, Mastodon is vulnerable to web cache poisoning via Rails.cache. When AUTHORIZEDFETCH is enabled, the ActivityPub endpoints for pinned posts and featured hashtags have contents that...

CVE-2025-68458

Webpack is a module bundler. From version 5.49.0 to before 5.104.1, when experiments.buildHttp is enabled, webpack’s HTTPS resolver HttpUriPlugin can be bypassed to fetch resources from hosts outside allowedUris by using crafted URLs that include userinfo username:password@host. If allowedUris...

CVE-2025-68458 webpack buildHttp: allowedUris allow-list bypass via URL userinfo (@) leading to build-time SSRF behavior

Webpack is a module bundler. From version 5.49.0 to before 5.104.1, when experiments.buildHttp is enabled, webpack’s HTTPS resolver HttpUriPlugin can be bypassed to fetch resources from hosts outside allowedUris by using crafted URLs that include userinfo username:password@host. If allowedUris...

CVE-2025-68458 webpack buildHttp: allowedUris allow-list bypass via URL userinfo (@) leading to build-time SSRF behavior

Webpack is a module bundler. From version 5.49.0 to before 5.104.1, when experiments.buildHttp is enabled, webpack’s HTTPS resolver HttpUriPlugin can be bypassed to fetch resources from hosts outside allowedUris by using crafted URLs that include userinfo username:password@host. If allowedUris...

CVE-2025-68458

Webpack is a module bundler. From version 5.49.0 to before 5.104.1, when experiments.buildHttp is enabled, webpack’s HTTPS resolver HttpUriPlugin can be bypassed to fetch resources from hosts outside allowedUris by using crafted URLs that include userinfo username:password@host. If allowedUris...

GHSA-8FGC-7CC6-RX7X webpack buildHttp: allowedUris allow-list bypass via URL userinfo (@) leading to build-time SSRF behavior

Summary When experiments.buildHttp is enabled, webpack’s HTTPS resolver HttpUriPlugin can be bypassed to fetch resources from hosts outside allowedUris by using crafted URLs that include userinfo username:password@host. If allowedUris enforcement relies on a raw string prefix check e.g.,...

CVE-2026-24052

Claude Code is an agentic coding tool. Prior to version 1.0.111, Claude Code contained insufficient URL validation in its trusted domain verification mechanism for WebFetch requests. The application used a startsWith function to validate trusted domains e.g., docs.python.org,...

Google Chrome Information Disclosure Vulnerability (CNVD-2026-10645)

Google Chrome is a web browser from Google, an American company. Google Chrome suffers from an information disclosure vulnerability, which is caused due to improper implementation in the backend fetch AP. An attacker can exploit the vulnerability to disclose cross-origin data...

CVE-2026-25540

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.3.19, 4.4.13, 4.5.6, Mastodon is vulnerable to web cache poisoning via Rails.cache. When AUTHORIZEDFETCH is enabled, the ActivityPub endpoints for pinned posts and featured hashtags have contents that...

CVE-2026-25540

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.3.19, 4.4.13, 4.5.6, Mastodon is vulnerable to web cache poisoning via Rails.cache. When AUTHORIZEDFETCH is enabled, the ActivityPub endpoints for pinned posts and featured hashtags have contents that...

CVE-2026-25540 Mastodon's signature-dependent ActivityPub collection responses cached under signature-independent keys (Web Cache Poisoning via `Rails.cache`)

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.3.19, 4.4.13, 4.5.6, Mastodon is vulnerable to web cache poisoning via Rails.cache. When AUTHORIZEDFETCH is enabled, the ActivityPub endpoints for pinned posts and featured hashtags have contents that...

EUVD-2026-5329

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.3.19, 4.4.13, 4.5.6, Mastodon is vulnerable to web cache poisoning via Rails.cache. When AUTHORIZEDFETCH is enabled, the ActivityPub endpoints for pinned posts and featured hashtags have contents that...

CVE-2026-25540

Mastodon prior to versions 4.3.19, 4.4.13, and 4.5.6 is vulnerable to web cache poisoning in Rails.cache when AUTHORIZED_FETCH is enabled. The ActivityPub endpoints for pinned posts and featured hashtags cache responses that depend on the signer’s account, but the internal cache reuse does not re...

Directory Traversal

Overview @google/clasp is a Develop Apps Script Projects locally Affected versions of this package are vulnerable to Directory Traversal in the fetchRemote function in files.ts. An attacker can overwrite files outside the intended project directory via pull and clone commands. Details A Directory...

PT-2026-6319

Name of the Vulnerable Software and Affected Versions Mastodon versions prior to 4.3.19 Mastodon versions prior to 4.4.13 Mastodon versions prior to 4.5.6 Description Mastodon, a free, open-source social network server based on ActivityPub, contains a flaw related to web cache poisoning. When the...

PT-2026-6071

Name of the Vulnerable Software and Affected Versions ZenTao versions through 21.7.6-85642 Description A server-side request forgery condition exists in ZenTao. The issue is located in the fetchHook function within the module/webhook/model.php file of the Webhook Module component. This manipulati...

openSUSE 16 Security Update : chromium (openSUSE-SU-2026:20156-1)

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:20156-1 advisory. - Chromium 144.0.7559.109 boo1257404 CVE-2026-1504: Inappropriate implementation in Background Fetch API Tenable has extracted the preceding description...

CVE-2026-24052 Claude Code has a Domain Validation Bypass which Allows Automatic Requests to Attacker-Controlled Domains

Claude Code is an agentic coding tool. Prior to version 1.0.111, Claude Code contained insufficient URL validation in its trusted domain verification mechanism for WebFetch requests. The application used a startsWith function to validate trusted domains e.g., docs.python.org,...