High, CVSS 8.7PyPIAmendedPublished
mechanize Regular Expression Denial of Service vulnerability
CVE-2021-32837 · GHSA-g3pv-pj5f-3hfq
- Affected
- PyPI mechanize < 0.4.6
- Fixed in
- 0.4.6· Vendor fix available
- Issue
- 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.
Recommended action: Upgrade to 0.4.6 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.