CVE-2026-24351

5.4 MEDIUM

PluXml CMS is vulnerable to Stored XSS in Static Pages editing functionality

Published: 2026-02-27 · Last updated: 2026-05-19

Severity and scoring

CVSS: 5.4 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CWE: CWE-79

Affected products

Vendor	Product
pluxml	pluxml

Description

PluXml CMS is vulnerable to Stored XSS in Static Pages editing functionality. Attacker with editing privileges can inject arbitrary HTML and JS into website, which will be rendered/executed when visiting edited page. The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only versions 5.8.21 and 5.9.0-rc7 were tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable.

Source: NVD

References

[NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-24351
[Other]https://cert.pl/posts/2026/03/CVE-2026-24350
[Other]https://pluxml.org/

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CVE-2026-24352 — PluXml CMS allows a user's session identifier to be set before authentication (9.8 CRITICAL)
CVE-2026-24350 — PluXml CMS is vulnerable to Stored XSS in file uploading functionality (5.4 MEDIUM)

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