How severe is CVE-2026-34372?

CVE-2026-34372 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-34372 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-34372?

CVE-2026-34372 affects Sulu. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-34372?

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

Does CVE-2026-34372 have an EU (EUVD) identifier?

Yes. CVE-2026-34372 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-17620.

When was CVE-2026-34372 published?

CVE-2026-34372 was published on 2026-03-31 and last updated on 2026-06-17.

CVE-2026-34372

CVE-2026-34372 is a low-severity vulnerability in Sulu with a CVSS 3.x base score of 2.7. 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-288.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
CVSS v4: 5.3
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-17620
Weakness: CWE-288
Affected product: Sulu
Published: 2026-03-31
Last modified: 2026-06-17

Description

Sulu is an open-source PHP content management system based on the Symfony framework. From versions 1.0.0 to before 2.6.22, and 3.0.0 to before 3.0.5, a user which has permission for the Sulu Admin via at least one role could have access to the sub-entities of contacts via the admin API without even have permission for contacts. This issue has been patched in versions 2.6.22 and 3.0.5.

Frequently asked questions

What is CVE-2026-34372?: Sulu is an open-source PHP content management system based on the Symfony framework. From versions 1.0.0 to before 2.6.22, and 3.0.0 to before 3.0.5, a user which has permission for the Sulu Admin via at least one role could have access to the sub-entities of contacts via the admin API without even have permission for contacts. This issue has been patched in versions 2.6.22 and 3.0.5.
How severe is CVE-2026-34372?: CVE-2026-34372 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-34372 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-34372?: CVE-2026-34372 affects Sulu. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-34372?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-34372 have an EU (EUVD) identifier?: Yes. CVE-2026-34372 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-17620.
When was CVE-2026-34372 published?: CVE-2026-34372 was published on 2026-03-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sulu:sulu:*:*:*:*:*:*:*:*

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