How severe is CVE-2025-31429?

CVE-2025-31429 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-2025-31429 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-31429?

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-2025-31429 have an EU (EUVD) identifier?

Yes. CVE-2025-31429 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17502.

When was CVE-2025-31429 published?

CVE-2025-31429 was published on 2025-06-09 and last updated on 2026-06-17.

CVE-2025-31429

CVE-2025-31429 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-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17502
Weakness: CWE-502
Published: 2025-06-09
Last modified: 2026-06-17

Description

Deserialization of Untrusted Data vulnerability in themeton PressGrid - Frontend Publish Reaction & Multimedia Theme allows Object Injection. This issue affects PressGrid - Frontend Publish Reaction & Multimedia Theme: from n/a through 1.3.1.

Frequently asked questions

What is CVE-2025-31429?: Deserialization of Untrusted Data vulnerability in themeton PressGrid - Frontend Publish Reaction & Multimedia Theme allows Object Injection. This issue affects PressGrid - Frontend Publish Reaction & Multimedia Theme: from n/a through 1.3.1.
How severe is CVE-2025-31429?: CVE-2025-31429 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-2025-31429 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-31429?: 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-2025-31429 have an EU (EUVD) identifier?: Yes. CVE-2025-31429 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17502.
When was CVE-2025-31429 published?: CVE-2025-31429 was published on 2025-06-09 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/theme/press-grid/vulnerability/wordpress-pressgrid-frontend-publish-reaction-multimedia-theme-1-3-1-deserialization-of-untrusted-data-vulnerability?_s_id=cve

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