Vulnerability Description
Decoding a paletted BMP file with an out-of-range palette index results in a panic when accessing pixels in the invalid image.
CVSS Score
5.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
References
- https://go.dev/cl/781500
- https://go.dev/issue/79576
- https://groups.google.com/g/golang-announce/c/uhYX90BlBvI
- https://pkg.go.dev/vuln/GO-2026-5031
FAQ
What is CVE-2026-42500?
CVE-2026-42500 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Decoding a paletted BMP file with an out-of-range palette index results in a panic when accessing pixels in the invalid image.
How severe is CVE-2026-42500?
CVE-2026-42500 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-42500?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.