CVE-2025-71373CWE-693

CVE-2025-71373

High · published July 4, 2026

CVSS v3.1
8.1
EPSS
1%
Percentile
46.2
In the wild
Unconfirmed
What it is

picklescan before 0.0.33 fails to detect operator.methodcaller function calls in pickle files, allowing attackers to bypass security checks. Remote attackers can craft malicious pickle payloads using operator.methodcaller that execute arbitrary code when loaded, compromising systems relying on picklescan for validation.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00564 · 46.2th percentile
Weakness
CWE-693 · Protection Mechanism Failure
Published
2026-07-04T06:16Z
References (3)
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-x843-g5mx-g377 · [email protected]https://www.vulncheck.com/advisories/picklescan-remote-code-execution-via-operator-methodcaller-detection-bypass · [email protected]https://github.com/mmaitre314/picklescan/security/advisories/GHSA-x843-g5mx-g377 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 04 JUL 01:23Z
    picklescan - Remote Code Execution via operator.methodcaller Detection Bypass
    cvelistv5