These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.
A vulnerability in Soup Sieve, a CSS selector library for Beautiful Soup 4, can cause quadratic CPU work when processing attacker-controlled selectors, potentially leading to service stall without memory corruption or code execution. This issue arises from the selector_iter function in src/soupsieve/css_parser.py, which trims the raw selector using RE_WS_END, an end-anchored WSC whitespace-and-comment exp [truncated]
CVE-2026-67422 is a high-severity vulnerability in the pymdown-extensions Python library, which can cause denial of service via CPU usage spikes when rendering untrusted Markdown. Web applications and systems processing user-supplied Markdown are at risk. The issue is fixed in version 11.0.1. Affected product deployments should be identified and patched or mitigated to prevent potential denial-of-service [truncated]
CVE-2026-61632 is a path traversal vulnerability in PyMdown Extensions, a set of extensions for the Python-Markdown markdown project. The vulnerability allows an attacker to disclose arbitrary files by inlining images referenced by <img src='...'>. The issue has been fixed in version 11.0. Affected product deployments should be assessed for exposure, and defenders should prioritize remediation. The vulner [truncated]
CVE-2026-46338 is a vulnerability in PyMdown Extensions, a set of extensions for the Python-Markdown markdown project. The issue, fixed in version 10.21.3, allows markdown snippet directives to read files from sibling paths with the same base_path prefix when `restrict_base_path: True`. This is a regression of CVE-2023-32309. Affected users should review and restrict base paths for markdown snippet direct [truncated]
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-14T21:17:02.007Z and has not been modified since then. The NVD entry is currently Undergoing Analysis. This denial-of-service vulnerability affects Soup Sieve and Beautiful Soup 4 users, who should be aware and ensure they are using a patched version of Soup Sieve. The vulnerability is caused by a r [truncated]
CVE-2026-49476 is a denial of service vulnerability in Soup Sieve, a CSS selector library for Beautiful Soup 4. Prior to version 2.8.4, the library allocates unbounded memory when compiling large comma-separated selector lists, allowing an attacker to cause denial of service by supplying a crafted selector string to soupsieve.compile() or Beautiful Soup .select() / .select_one(). This issue is fixed in ve [truncated]
