CVE-2026-56092

7.6 highEPSS 0.3%

High (7.6). EPSS 0.3% chance of exploitation in the next 30 days.

The extension forces empty frontend-group and subpage-inheritance restrictions onto page records during indexer sub-requests, and this forged state was persisted into the shared rootline cache, allowing anonymous visitors to bypass extendToSubpages-inherited access restrictions on cached pages.

Severity

CVSS 4.0

7.6 high

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-31)
CWE: CWE-862
Published: 2026-08-25
Modified: 2026-09-17
Record from: the NVD, synced 2026-10-19

References

https://typo3.org/security/advisory/typo3-ext-sa-2026-025

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