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Vulnerability record · CVE-2026-79362 · published 11 September 2026

CVE-2026-79362: Code injection vulnerability

Certain Woltlab products are affected by RCE via Cache Poisoning. WCF >= 6.1.0 until < 6.1.23 and WCF >= 6.2.0 until < 6.2.6. An authenticated low-privileged user can inject PHP into executable cache files generated by WoltLab Suite Core. Attacker-controlled data can terminate the nowdoc prematurely and inject arbitrary PHP Code.

8.8 CVSS 3.1 High EPSS 0.63% · top 52.0% CWE-94 · Code injection Deferred
8.8CVSS 3.1 base score
0.63%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
22 Sep 2026Last modified by NVD

Description

Certain Woltlab products are affected by RCE via Cache Poisoning. WCF >= 6.1.0 until < 6.1.23 and WCF >= 6.2.0 until < 6.2.6. An authenticated low-privileged user can inject PHP into executable cache files generated by WoltLab Suite Core. Attacker-controlled data can terminate the nowdoc prematurely and inject arbitrary PHP Code.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://github.com/WoltLab/WCF/commit/c19789dbcc15663c648db1b196b6e6b05265b121
https://www.woltlab.com/community/thread/319263-update-woltlab-suite-6-2-6-6-1-23/
https://www.woltlab.com/community/thread/319264-aktualisierung-woltlab-suite-6-2-6-6-1-23/

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Source: NIST National Vulnerability Database (record CVE-2026-79362), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.