How severe is CVE-2026-46723?

CVE-2026-46723 has a CVSS 4.0 base score of 5.9, rated medium severity.

Is CVE-2026-46723 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-46723?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-46723 have an EU (EUVD) identifier?

Yes. CVE-2026-46723 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30863.

When was CVE-2026-46723 published?

CVE-2026-46723 was published on 2026-05-19 and last updated on 2026-06-17.

CVE-2026-46723

CVE-2026-46723 is a medium-severity vulnerability with a CVSS 4.0 base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-668.

Key facts

Severity: Medium (CVSS 4.0 base score 5.9)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30863
Weakness: CWE-668
Published: 2026-05-19
Last modified: 2026-06-17

Description

The additional_tables configuration of the page and tt_content indexers accepts arbitrary table and field names. A backend user with permission to edit indexer configurations can copy sensitive data from internal TYPO3 tables into the search index.

Frequently asked questions

What is CVE-2026-46723?: The additional_tables configuration of the page and tt_content indexers accepts arbitrary table and field names. A backend user with permission to edit indexer configurations can copy sensitive data from internal TYPO3 tables into the search index.
How severe is CVE-2026-46723?: CVE-2026-46723 has a CVSS 4.0 base score of 5.9, rated medium severity.
Is CVE-2026-46723 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-46723?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-46723 have an EU (EUVD) identifier?: Yes. CVE-2026-46723 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30863.
When was CVE-2026-46723 published?: CVE-2026-46723 was published on 2026-05-19 and last updated on 2026-06-17.

References

https://typo3.org/security/advisory/typo3-ext-sa-2026-011

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