CVE-2018-15581

Severity: medium (CVSS 6.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-04-26 · updated 2026-06-17
Weakness: CWE-79

Description

Cross-Site Scripting (XSS) vulnerability in adm/faqmasterformupdate.php in gnuboard5 before 5.3.1.6 allows remote attackers to inject arbitrary web script or HTML.

Affected products

gnuboard5: before 5.3.1.6 — fixed in 5.3.1.6

How to fix

Upgrade to a fixed version: gnuboard5 5.3.1.6. Check the vendor advisory for mitigations.

References

https://github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13#diff-4280d95d6643b5d9673962736ada210b
https://github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13#diff-4280d95d6643b5d9673962736ada210b

Get alerted when CVE-2018-15581 or the next vulnerability affects your stack