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Medium 4.8Published Feb 27, 2026

CVE-2026-24352Session Fixation in PluXml CMS

Updated under an hour ago ()

Does this affect you?

It affects PluXml CMS and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

PluXml CMS allows a user's session identifier to be set before authentication. The value of this session ID stays the same after authentication. This behaviour enables an attacker to fix a session ID for a victim and later hijack the authenticated session. 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.

CVSS
4.8 MEDIUM (v4.0, CNA)CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-384
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
CERT-PL
NVD analysis
Analyzed
Record last updated
Feb 27, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
PluXml PluXml CMS
pluxml:cms (from the name)
5.9.0-rc7; 5.8.21
CNA record
pluxml pluxml
pluxml:pluxml
5.8.21; 5.9.0
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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