CVE-2025-3917
CVE-2025-3917 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-434.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (50th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-14953
- Weakness: CWE-434
- Published:
- Last modified:
Description
The 百度站长SEO合集(支持百度/神马/Bing/头条推送) plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the download_remote_image_to_media_library function in all versions up to, and including, 2.0.6. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
Frequently asked questions
- What is CVE-2025-3917?
- The 百度站长SEO合集(支持百度/神马/Bing/头条推送) plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the download_remote_image_to_media_library function in all versions up to, and including, 2.0.6. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
- How severe is CVE-2025-3917?
- CVE-2025-3917 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-2025-3917 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-3917?
- 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-2025-3917 have an EU (EUVD) identifier?
- Yes. CVE-2025-3917 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14953.
- When was CVE-2025-3917 published?
- CVE-2025-3917 was published on 2025-05-15 and last updated on 2026-06-17.
References
- https://plugins.trac.wordpress.org/browser/baiduseo/tags/2.0.6/inc/index/youhua.php#L371
- https://plugins.trac.wordpress.org/changeset/3293597
- https://wordpress.org/plugins/baiduseo/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/70361501-8adc-499a-91d2-cf91fab5934a?source=cve
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