CVE-2026-8925

critical

Description

The curl logic that works with SASL authentication could end up cleaning up the GSASL context *twice* without clearing the pointer in between, making it `free()` the same pointer twice.

References

References
More

https://www.securityweek.com/25-year-old-vulnerability-patched-in-curl/

https://securityaffairs.com/194220/security/curl-fixes-a-25-year-old-bug-in-its-largest-cve-release-yet.html

https://hackerone.com/reports/3735193

https://curl.se/docs/CVE-2026-8925.json

https://curl.se/docs/CVE-2026-8925.html

Details

Source: Mitre, NVD

Published: 2026-07-03

Updated: 2026-07-07

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H