Vulnerability in Rarlab Winrar

CVE-2025-31334

Issue that bypasses the "Mark of the Web" security warning function for files when opening a symbolic link that points to an executable file exists in WinRAR versions prior to 7.11. If a symbolic link specially crafted by an attacker is opened on the affected product, arbitrary code may be executed.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-31334: held from 0.012 to 0.013.

EPSS over last 30 days · oldest: 0.012 · newest: 0.013 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-31334?
CVE-2025-31334 is a medium-severity vulnerability in Rarlab Winrar, classified under CWE-356. CVSS score: 6.8/10. Published 2025-04-03.
How severe is CVE-2025-31334?
Medium severity. CVSS v3 base score is 6.8 out of 10.
Is CVE-2025-31334 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.