How severe is CVE-2025-31435?

CVE-2025-31435 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-31435 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-31435?

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-2025-31435 have an EU (EUVD) identifier?

Yes. CVE-2025-31435 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8612.

When was CVE-2025-31435 published?

CVE-2025-31435 was published on 2025-03-28 and last updated on 2026-06-17.

CVE-2025-31435

CVE-2025-31435 is a high-severity vulnerability with a CVSS 3.x base score of 7.1. 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-352.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-8612
Weakness: CWE-352
Published: 2025-03-28
Last modified: 2026-06-17

Description

Cross-Site Request Forgery (CSRF) vulnerability in Efficient Scripts Microblog Poster microblog-poster allows Stored XSS.This issue affects Microblog Poster: from n/a through <= 2.1.6.

Frequently asked questions

What is CVE-2025-31435?: Cross-Site Request Forgery (CSRF) vulnerability in Efficient Scripts Microblog Poster microblog-poster allows Stored XSS.This issue affects Microblog Poster: from n/a through <= 2.1.6.
How severe is CVE-2025-31435?: CVE-2025-31435 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-31435 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-31435?: 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-2025-31435 have an EU (EUVD) identifier?: Yes. CVE-2025-31435 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8612.
When was CVE-2025-31435 published?: CVE-2025-31435 was published on 2025-03-28 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/microblog-poster/vulnerability/wordpress-microblog-poster-plugin-2-1-6-cross-site-request-forgery-csrf-to-stored-xss-vulnerability?_s_id=cve

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