CVE-2021-32837
- Source
- https://cve.org/CVERecord?id=CVE-2021-32837
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-32837.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-32837
- Aliases
- Downstream
MGASA (1)
UBUNTU (1)
- Related
- Published
- 2023-01-17T22:15:10Z
- Modified
- 2026-10-22T02:47:45Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
mechanize, a library for automatically interacting with HTTP web servers, contains a regular expression that is vulnerable to regular expression denial of service (ReDoS) prior to version 0.4.6. If a web server responds in a malicious way, then mechanize could crash. Version 0.4.6 has a patch for the issue.
- References
-
- https://lists.debian.org/debian-lts-announce/2023/06/msg00022.html
- https://lists.debian.org/debian-lts-announce/2025/12/msg00028.html
- https://github.com/python-mechanize/mechanize/releases/tag/v0.4.6
- https://github.com/python-mechanize/mechanize/commit/dd05334448e9f39814bab044d2eaa5ef69b410d6
- https://github.com/python-mechanize/mechanize/blob/3acb1836f3fd8edc5a758a417dd46b53832ae3b5/mechanize/_urllib2_fork.py#L878-L879
- https://securitylab.github.com/advisories/GHSL-2021-108-python-mechanize-mechanize/
Affected packages
Git / github.com/python-mechanize/mechanize
Affected ranges
- Type
- GIT
- Repo
- https://github.com/python-mechanize/mechanize
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixedFixed
- Database specific
-
Show details
{ "extracted_events": [ { "cpe": "cpe:2.3:a:mechanize_project:mechanize:*:*:*:*:*:python:*:*", "range": [ { "introduced": "0" }, { "fixed": "0.4.6" } ], "source": "CPE_RANGE" }, { "range": [ { "fixed": "dd05334448e9f39814bab044d2eaa5ef69b410d6" } ], "source": "REFERENCES_COMMIT" }, { "original_tag": "v0.4.6", "range": [ { "fixed": "18de4ce0265a025efc0f851f8956b40f2d9ed3ba" } ], "source": "REFERENCES_TAG" } ] }