What’s Vulnerable › Vulnerabilities

CVE-2018-15585

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-03-27 · updated 2026-06-17
• Weakness: CWE-79

Description

Cross-Site Scripting (XSS) vulnerability in newwinform.php in GNUBOARD5 before 5.3.1.6 allows remote attackers to inject arbitrary web script or HTML via the popup title parameter.

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/blob/b1fc952c7600b825c4b02e2789ddafdea18c8d13/adm/newwinform.php
• https://github.com/gnuboard/gnuboard5/blob/b1fc952c7600b825c4b02e2789ddafdea18c8d13/adm/newwinformupdate.php
• https://github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13
• https://github.com/gnuboard/gnuboard5/blob/b1fc952c7600b825c4b02e2789ddafdea18c8d13/adm/newwinform.php
• https://github.com/gnuboard/gnuboard5/blob/b1fc952c7600b825c4b02e2789ddafdea18c8d13/adm/newwinformupdate.php
• https://github.com/gnuboard/gnuboard5/commit/b1fc952c7600b825c4b02e2789ddafdea18c8d13

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