Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.9, selector_iter in src/soupsieve/css_parser.py trims the raw selector with RE_WS_END, an end-anchored WSC whitespace-and-comment expression used with search(), so the regular expression en...
Product
redhat/python-soupsieve vulnerabilities
3 published CVES affecting redhat/python-soupsieve, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 3
- Critical
- 0
- High
- 1
- Medium
- 2
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest redhat/python-soupsieve CVEs
Newest publication first
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MediumCVSS 5.3
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MediumCVSS 5.3 EPSS 0.61%
Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.9, the selector parser in src/soupsieve/css_parser.py defines IDENTIFIER with adjacent quantified groups over overlapping character classes, and VALUE embeds IDENTIFIER for attribute select...
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CVE-2026-49476 Soup Sieve: Memory Exhaustion via Large Comma-Separated Selector Lists in soupsieve
PublishedHighCVSS 7.5 EPSS 0.64%Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve allocates unbounded memory when compiling large comma-separated selector lists, allowing an attacker who can supply a crafted selector string to so...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.