CVE-2026-82474CWE-693

CVE-2026-82474

High · published August 29, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
2.5
In the wild
Unconfirmed
What it is

Sudo through 1.9.17p2 fails to apply intercept policy checks to the execveat system call in ptrace-based intercept mode. Users permitted to run specific commands can execute denied programs by calling execveat directly or through fexecve, bypassing policy enforcement and logging.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
8.5 · CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00131 · 2.5th percentile
Weakness
CWE-693 · Protection Mechanism Failure
Published
2026-08-29T21:17Z
References (4)
https://github.com/sudo-project/sudo · [email protected]https://github.com/sudo-project/sudo/blob/v1.9.17p2/src/exec_ptrace.c · [email protected]https://github.com/sudo-project/sudo/commit/71fbe42dcd5a1c8f799540583a2dfb2ae6221edf · [email protected]https://www.vulncheck.com/advisories/sudo-through-1.9-17p2-intercept-policy-bypass-via-execveat · [email protected]
EPSS history
Timeline
  • 30 AUG 16:19Z
    EPSS moved — → 0%
    epss
  • 29 AUG 16:35Z
    Sudo through 1.9.17p2 Intercept Policy Bypass via execveat
    cvelistv5