CVE-2026-107399

RubyGems/mechanize CVE-2026-107399: medium 6.8

Mechanize sends credential headers to another origin after a meta refresh

Action: Upgrade mechanize to 2.14.1 or later.

bundle update mechanize

Affected

Fixed versions

Sources

• osv: GHSA-c6rp-p8xm-4q9f
• https://github.com/sparklemotion/mechanize/security/advisories/GHSA-c6rp-p8xm-4q9f
• https://github.com/sparklemotion/mechanize/pull/676
• https://github.com/sparklemotion/mechanize/commit/02a1235842d6eda8d4a5a3d8f13aba2cecf52e4f
• https://github.com/sparklemotion/mechanize/commit/84c74df87d15f5d119df268ba6aa79bc1e16a2c3
• https://github.com/sparklemotion/mechanize
• https://github.com/sparklemotion/mechanize/releases/tag/v2.14.1

CVE-2026-107399 · published 2026-10-08T22:09:03Z · modified 2026-10-08T22:30:20.277030613Z · JSON