CVE-2025-71367CWE-502insecure-deserialization

CVE-2025-71367

High · published July 4, 2026

CVSS v3.1
8.1
EPSS
1%
Percentile
46.1
In the wild
Unconfirmed
What it is

picklescan before 0.0.34 fails to detect _operator.attrgetter function calls in pickle payloads, allowing attackers to bypass security checks. Remote attackers can craft malicious pickle files using _operator.attrgetter in reduce methods to execute arbitrary code when pickle.load() processes the file.

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 · 46.1th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-07-04T06:16Z
References (3)
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-46h3-79wf-xr6c · [email protected]https://www.vulncheck.com/advisories/picklescan-remote-code-execution-via-operator-attrgetter-detection-bypass · [email protected]https://github.com/mmaitre314/picklescan/security/advisories/GHSA-46h3-79wf-xr6c · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 04 JUL 01:23Z
    picklescan - Remote Code Execution via _operator.attrgetter Detection Bypass
    cvelistv5