What is CVE-2025-60859?

CVE-2025-60859 is a medium-severity vulnerability in Sir Gnuboard, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-10-23.

How severe is CVE-2025-60859?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Sir Gnuboard

CVE-2025-60859

Cross Site Scripting (XSS) vulnerability in Gnuboard 5.6.15 allows authenticated attackers to execute arbitrary code via crafted c_id parameter in bbs/view_comment.php.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (17.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Sir Gnuboard — versions 5.6.15
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Exploit, Third Party Advisory)
cve@mitre.org (Patch)

Frequently asked questions

What is CVE-2025-60859?: CVE-2025-60859 is a medium-severity vulnerability in Sir Gnuboard, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-10-23.
How severe is CVE-2025-60859?: Medium severity. CVSS v3 base score is 6.1 out of 10.