CVE-2025-46805

MEDIUM

Published May 26, 2025 Modified Apr 15, 2026 CWE-367

Description

Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-367 CWE-367

References

Other References

https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-46805 https://www.openwall.com/lists/oss-security/2025/05/12/1

Frequently Asked Questions

What is CVE-2025-46805? +

Screen version 5.0.0 and older version 4 releases have a TOCTOU race potentially allowing to send SIGHUP, SIGCONT to privileged processes when installed setuid-root. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-46805? +

CVE-2025-46805 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-46805? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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