Priority reviewHigh

CVE-2025-3155

Red Hat Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support

A flaw was found in Yelp. The Gnome user help application allows the help document to execute arbitrary scripts. This vulnerability allows malicious users to input help documents, which may exfiltrate user files to an external environment.

CVSS: 7.4
EPSS: 12.6%
CISA KEV: Not listed
Published: 2025.04.03

PRIORITY ASSESSMENT

Priority review

FIRST EPSS indicates an elevated probability of exploitation.

Known exploitationNot established by KEV

Exploit probability12.6%

Technical severityCVSS 7.4

Vulnerability overview

Affected product and versions

Product: Red Hat Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Affected versions: 42.2-8, 11.0, 8.0, 9.0, 8.0 aarch64, 9.0 aarch64, 8.8 aarch64, 9.2 aarch64, 9.4 aarch64, 9.6 aarch64, 8.8, 9.2, 9.4, 8.0 s390x, 9.0 s390x, 8.8 s390x, 9.2 s390x, 9.4 s390x, 9.6 s390x
Fixed versions: No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that Red Hat Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
CWE: CWE-601