How severe is CVE-2026-42680?

CVE-2026-42680 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-42680 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42680?

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

Does CVE-2026-42680 have an EU (EUVD) identifier?

Yes. CVE-2026-42680 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33657.

When was CVE-2026-42680 published?

CVE-2026-42680 was published on 2026-06-01 and last updated on 2026-06-17.

CVE-2026-42680

CVE-2026-42680 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-266.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-33657
Weakness: CWE-266
Published: 2026-06-01
Last modified: 2026-06-17

Description

Incorrect Privilege Assignment vulnerability in Wasiliy Strecker / ContestGallery developer Contest Gallery Pro allows Privilege Escalation. This issue affects Contest Gallery Pro: from n/a through 29.0.1.

Frequently asked questions

What is CVE-2026-42680?: Incorrect Privilege Assignment vulnerability in Wasiliy Strecker / ContestGallery developer Contest Gallery Pro allows Privilege Escalation. This issue affects Contest Gallery Pro: from n/a through 29.0.1.
How severe is CVE-2026-42680?: CVE-2026-42680 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-42680 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42680?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-42680 have an EU (EUVD) identifier?: Yes. CVE-2026-42680 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33657.
When was CVE-2026-42680 published?: CVE-2026-42680 was published on 2026-06-01 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/contest-gallery-pro/vulnerability/wordpress-contest-gallery-pro-plugin-29-0-1-privilege-escalation-vulnerability?_s_id=cve

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