CVE-2018-1000998

6.1 mediumEPSS 0.9%

Medium (6.1) in freebsd cvsweb. EPSS 0.9% chance of exploitation in the next 30 days.

FreeBSD CVSweb version 2.x contains a Cross Site Scripting (XSS) vulnerability in all pages that can result in limited impact--CVSweb is anonymous & read-only. It might impact other sites on same domain. This attack appears to be exploitable via victim must load specially crafted url. This vulnerability appears to have been fixed in 3.x.

Severity

CVSS 3.0

6.1 medium

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2019-02-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

freebsd:cvsweb

References

https://www.kvakil.me/posts/cvsweb/
https://www.kvakil.me/posts/cvsweb/

Check your stack JSON