How severe is CVE-2015-5731?

CVE-2015-5731 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2015-5731 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-5731?

CVE-2015-5731 affects Wordpress. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-5731?

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

When was CVE-2015-5731 published?

CVE-2015-5731 was published on 2015-11-09 and last updated on 2026-06-17.

CVE-2015-5731

CVE-2015-5731 is a medium-severity vulnerability in Wordpress with a CVSS 2.0 base score of 6.8. 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-352.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Wordpress
Published: 2015-11-09
Last modified: 2026-06-17

Description

Cross-site request forgery (CSRF) vulnerability in wp-admin/post.php in WordPress before 4.2.4 allows remote attackers to hijack the authentication of administrators for requests that lock a post, and consequently cause a denial of service (editing blockage), via a get-post-lock action.

Frequently asked questions

What is CVE-2015-5731?: Cross-site request forgery (CSRF) vulnerability in wp-admin/post.php in WordPress before 4.2.4 allows remote attackers to hijack the authentication of administrators for requests that lock a post, and consequently cause a denial of service (editing blockage), via a get-post-lock action.
How severe is CVE-2015-5731?: CVE-2015-5731 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2015-5731 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-5731?: CVE-2015-5731 affects Wordpress. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-5731?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-5731 published?: CVE-2015-5731 was published on 2015-11-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*

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