CVE-2026-78834

HIGH 8.8

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

A code execution vulnerability exists in CMSimple 5.22 in the CoAuthors plugin. An authenticated low-privileged user who can modify page content and provide controlled imported content can trigger server-side execution by referencing crafted external or uploaded text content through the affected content import feature.

Vendor	n/a
Product	n/a
Published	Sep 8, 2026
Last Updated	Sep 9, 2026

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Affected Versions

n/a / n/a

n/a

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/AEQ3/CVE/issues/1 gist.github.com: https://gist.github.com/AEQ3/574cb644306776a9ff1a0de30b085e62