Symfony's HtmlSanitizer UrlAttributeSanitizer Omits action/formaction/poster/cite — `javascript`: URI Survives Sanitization (XSS)

Description symfony/html-sanitizer lets applications sanitise untrusted HTML. UrlAttributeSanitizer is the visitor responsible for validating URL-valued attributes and stripping dangerous schemes from them; it runs on every element regardless of configuration. Whether an attribute is kept is...

PYSEC-2026-180

Streamlink is a CLI utility which pipes video streams from various services into a video player. Prior to 8.4.0, Streamlink's HLS and DASH parsers do not validate the URI scheme of segment entries and other resources. A remote .m3u8 HLS playlist or .mpd DASH manifest can list file:///path/to/file...

CVE-2026-44353 Streamlink: Arbitrary local file read via file:// URI in HLS and DASH

Streamlink is a CLI utility which pipes video streams from various services into a video player. Prior to 8.4.0, Streamlink's HLS and DASH parsers do not validate the URI scheme of segment entries and other resources. A remote .m3u8 HLS playlist or .mpd DASH manifest can list file:///path/to/file...

PT-2026-40105

JunoClaw is an agentic AI platform built on Juno Network. Prior to 0.x.y-security-1, the WAVS bridge's computeDataVerify called fetch on agent-supplied URLs without validating scheme, port, or resolved IP, resulting in an SSRF vulnerability. This vulnerability is fixed in 0.x.y-security-1...

CVE-2026-41692

i18nextify is a JavaScript library that adds website internationalization via a script tag, without source code changes. Versions prior to 4.0.8 substitute key interpolation tokens inside src and href attribute values with the raw string returned by i18next.t. The substitution logic in...

CVE-2026-41692

i18nextify is a JavaScript library that adds website internationalization via a script tag, without source code changes. Versions prior to 4.0.8 substitute key interpolation tokens inside src and href attribute values with the raw string returned by i18next.t. The substitution logic in...

Lemmy has SSRF in /api/v3/post via Webmention dispatch

Summary Lemmy allows an authenticated low-privileged user to create a link post through POST /api/v3/post. When a post is created in a public community, the backend asynchronously sends a Webmention to the attacker-controlled link target. The submitted URL is checked for syntax and scheme, but th...

Squidex 安全漏洞

Squidex is an open-source content management system developed by Squidex. Versions of Squidex prior to 7.23.0 contained security vulnerabilities. These vulnerabilities stemmed from the Restore API not verifying the URI scheme of the URL parameters provided by users. The use of the file:// protoco...

Emissary 跨站脚本漏洞

Emissary is a distributed P2P data-driven workflow framework developed by the National Security Agency. Versions of Emissary prior to 8.39.0 contained a cross-site scripting vulnerability. This vulnerability stemmed from the Mustache navigation template directly inserting configured link values...

CVE-2026-35394 Mobile Next has Arbitrary Android Intent Execution via mobile_open_url

Mobile Next is an MCP server for mobile development and automation. Prior to 0.0.50, the mobileopenurl tool in mobile-mcp passes user-supplied URLs directly to Android's intent system without any scheme validation, allowing execution of arbitrary Android intents, including USSD codes, phone calls...

CVE-2026-34229 Emlog: Stored XSS in Comment Module via URI Scheme Validation Bypass

Emlog is an open source website building system. Prior to version 2.6.8, there is a stored cross-site scripting XSS vulnerability in emlog comment module via URI scheme validation bypass. This issue has been patched in version 2.6.8...

EUVD-2026-18899

Emlog is an open source website building system. Prior to version 2.6.8, there is a stored cross-site scripting XSS vulnerability in emlog comment module via URI scheme validation bypass. This issue has been patched in version 2.6.8...

PraisonAI 安全漏洞

PraisonAI is a low-code multi-agent collaboration framework developed by Mervin Praison. Versions of PraisonAI prior to 4.5.90 contained security vulnerabilities. These vulnerabilities stemmed from the passthrough and apassthrough functions accepting an apibase parameter controlled by the caller...

curl: HTTP/2 PUSH_PROMISE header loss on OOM bypasses scheme validation (regression of 2e8c922a89)

Summary: In lib/http2.c:1490, when curlmaprintf fails due to memory pressure, the push promise header is silently dropped but the callback returns success. If the lost header is the :scheme pseudo-header, the security check at line 733 that blocks HTTPS pushes over insecure connections is skipped...

CVE-2026-32008

OpenClaw versions prior to 2026.2.21 contain an improper URL scheme validation vulnerability in the assertBrowserNavigationAllowed function that allows authenticated users with browser-tool access to navigate to file:// URLs. Attackers can exploit this by accessing local files readable by the...

curl: urlapi: off-by-one in custom scheme validation skips last character

Summary In lib/urlapi.c, the seturlscheme function has an off-by-one error when validating custom scheme names. The validation loop checks scheme0 twice once by ISALPHA, once in the loop and never checks the last character. This allows schemes ending with any arbitrary byte e.g., foo!, bar, bad/ ...

Quill 代码问题漏洞

Quill is an open-source application developed by Quill. It provides an application editor function. Versions of Quill prior to 0.7.1 had code-related vulnerabilities. These vulnerabilities stemmed from the lack of validation of URL schemes and hosts when obtaining Apple, which could lead to...

CVE-2026-XXXX-Meru-Shell-OpenExternal-RCE

CVE-2026-XXXXX: Arbitrary URL Scheme Execution in Meru Gmail...

EUVD-2016-2722

Malware in sbrugna...

EUVD-2023-25682

Malicious code in bioql PyPI...