How severe is CVE-2026-47366?

CVE-2026-47366 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-47366 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-47366?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-47366 have an EU (EUVD) identifier?

Yes. CVE-2026-47366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36377.

When was CVE-2026-47366 published?

CVE-2026-47366 was published on 2026-06-12 and last updated on 2026-06-17.

CVE-2026-47366

CVE-2026-47366 is a high-severity vulnerability with a CVSS 3.x base score of 7.2. 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-284.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36377
Weakness: CWE-284
Published: 2026-06-12
Last modified: 2026-06-17

Description

Improper verification of access permissions when modifying permissions through the Administration Control Panel (ACP) allowed an authenticated administrator to grant permissions beyond the level authorized for their account, resulting in privilege escalation within the administrative interface.

Frequently asked questions

What is CVE-2026-47366?: Improper verification of access permissions when modifying permissions through the Administration Control Panel (ACP) allowed an authenticated administrator to grant permissions beyond the level authorized for their account, resulting in privilege escalation within the administrative interface.
How severe is CVE-2026-47366?: CVE-2026-47366 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-47366 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-47366?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-47366 have an EU (EUVD) identifier?: Yes. CVE-2026-47366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36377.
When was CVE-2026-47366 published?: CVE-2026-47366 was published on 2026-06-12 and last updated on 2026-06-17.

References

https://www.phpbb.com/community/viewtopic.php?t=2672170

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