CVE-2026-85999
2 advisories.
PyPI/soupsieve CVE-2026-85999: medium 5.3
Soup Sieve: Polynomial-time ReDoS (O(n²)) in the whitespace/comment trimming regex `RE_WS_END` (triggers on VALID selectors)
Action: Upgrade soupsieve to 2.9.0 or later.
pip install soupsieve==2.9.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.9.0 | - |
Fixed versions
| 2.9.0 |
Sources
- osv: GHSA-j934-xhv5-fg8f
- https://github.com/facelessuser/soupsieve/security/advisories/GHSA-j934-xhv5-fg8f
- https://nvd.nist.gov/vuln/detail/CVE-2026-85999
- https://github.com/facelessuser/soupsieve/commit/cf198fcddc9230f06ed39f974eba0ce076b85cda
- https://github.com/facelessuser/soupsieve
- https://github.com/facelessuser/soupsieve/releases/tag/2.9
CVE-2026-85999 · published · modified · JSON
PyPI/soupsieve CVE-2026-85999: medium 5.3
Soup Sieve: Polynomial-time ReDoS (O(n²)) in the whitespace/comment trimming regex `RE_WS_END` (triggers on VALID selectors)
Action: Upgrade soupsieve to 2.9.0 or later.
pip install soupsieve==2.9.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.9.0 | - |
Fixed versions
| 2.9.0 |
Sources
- osv: PYSEC-2026-4171
- https://github.com/facelessuser/soupsieve/security/advisories/GHSA-j934-xhv5-fg8f
- https://nvd.nist.gov/vuln/detail/CVE-2026-85999
- https://github.com/facelessuser/soupsieve/commit/cf198fcddc9230f06ed39f974eba0ce076b85cda
- https://github.com/facelessuser/soupsieve
- https://github.com/facelessuser/soupsieve/releases/tag/2.9
- https://pypi.org/project/soupsieve
- https://github.com/advisories/GHSA-j934-xhv5-fg8f
CVE-2026-85999 · published · modified · JSON