PluXml CMS is vulnerable to Stored XSS in file uploading functionality. An authenticated attacker can upload an SVG file containing a malicious payload, which will be executed when a victim clicks the link associated with the uploaded image.
In version 5.9.0-rc7 clicking the link associated with the uploaded image doesn't execute malicious code but directly accessing the file will still execute the embedded payload.

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.

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Solution

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Workaround

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History

Fri, 27 Feb 2026 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Pluxml
Pluxml pluxml
CPEs cpe:2.3:a:pluxml:pluxml:5.8.21:*:*:*:*:*:*:*
cpe:2.3:a:pluxml:pluxml:5.8.9:rc7:*:*:*:*:*:*
Vendors & Products Pluxml
Pluxml pluxml
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}


Fri, 27 Feb 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 27 Feb 2026 11:45:00 +0000

Type Values Removed Values Added
Description PluXml CMS is vulnerable to Stored XSS in file uploading functionality. An authenticated attacker can upload an SVG file containing a malicious payload, which will be executed when a victim clicks the link associated with the uploaded image. In version 5.9.0-rc7 clicking the link associated with the uploaded image doesn't execute malicious code but directly accessing the file will still execute the embedded payload. 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.
Title Stored XSS in PluXml CMS
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: CERT-PL

Published:

Updated: 2026-02-27T15:16:22.413Z

Reserved: 2026-01-22T14:08:35.742Z

Link: CVE-2026-24350

cve-icon Vulnrichment

Updated: 2026-02-27T15:16:17.737Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-27T12:16:02.867

Modified: 2026-02-27T18:33:58.880

Link: CVE-2026-24350

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses