Details
- Type
- Insecure Deserialization
- Impact
- Remote Code Execution
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- Published
- 30 October 2026
- Updated
- 1 November 2026
- Weakness
- CWE-502
Vendor fix
Update to Metalama 2025.1.18, 2026.0.25, 2026.1.19 or Metalama + PostSharp extension 2026.1.5; remove or migrate retired Metalama and Caravela extensions.
Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-62848
- https://github.com/metalama/Metalama/commit/5b4ced29f2b25631cc2e44d05b0fd5fe838b6cbe
- https://github.com/metalama/Metalama/commit/d97f52e1b53ffe4176b2b05c56ffdf1ccd2f53a9
- https://github.com/metalama/Metalama/pull/1651
- https://github.com/metalama/Metalama/releases/tag/release/2025.1.18
- https://github.com/metalama/Metalama/releases/tag/release/2026.0.25
- https://github.com/metalama/Metalama/releases/tag/release/2026.1.19
- https://github.com/metalama/Metalama/security/advisories/GHSA-h26j-4vp7-x9w2