CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2021-29063
High (7.5). EPSS 4.2% chance of exploitation in the next 30 days. Fixed in mpmath 1.3.0.
A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Mpmath v1.0.0 through v1.2.1 when the mpmathify function is called.
Severity
- EPSS
- 4.2% chance of exploitation in the next 30 days; higher than 90% of CVEs (scores of 2026-10-31)
- CWE
- CWE-770
- Published
- Modified
- Record from
- the NVD, synced
Affected
- fedoraproject:fedora
- mpmath:mpmath
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-f865-m6cq-j9vx | PyPI | mpmath | <1.3.0 | 1.3.0 |
| PYSEC-2021-427 | PyPI | mpmath | <1.3.0 | 1.3.0 |
References
- https://github.com/fredrik-johansson/mpmath/commit/46d44c3c8f3244017fe1eb102d564eb4ab8ef750
- https://github.com/mpmath/mpmath/releases/tag/1.3.0
- https://github.com/npm/hosted-git-info/pull/76
- https://github.com/yetingli/PoCs/blob/main/CVE-2021-29063/Mpmath.md
- https://github.com/yetingli/SaveResults/blob/main/js/hosted-git-info.js