CVE-2026-8925CWE-415

CVE-2026-8925

Critical · published July 3, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
64.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01080 · 64.8th percentile
Weakness
CWE-415 · Double Free
Published
2026-07-03T11:16Z
Affected products (1)
ProductVersionsFixed in
haxx/curl≥ 8.15.0, < 8.21.08.21.0
References (4)
https://curl.se/docs/CVE-2026-8925.html · 2499f714-1537-4658-8207-48ae4bb9eae9https://curl.se/docs/CVE-2026-8925.json · 2499f714-1537-4658-8207-48ae4bb9eae9https://hackerone.com/reports/3735193 · 2499f714-1537-4658-8207-48ae4bb9eae9https://hackerone.com/reports/3735193 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 03 JUL 06:15Z
    SASL double-free
    cvelistv5