CVE-2024-3277
CVE-2024-3277 is a medium-severity vulnerability with a CVSS 3.x base score of 5.0. 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-862.
Key facts
- Severity: Medium (CVSS 3.x base score 5.0)
- EPSS exploit prediction: 0% (23rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-31867
- Weakness: CWE-862
- Published:
- Last modified:
Description
The Yumpu ePaper publishing plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ajax_handler function in all versions up to, and including, 2.0.24. This makes it possible for authenticated attackers, with subscriber-level access and above, to upload PDF files and publish them, as well as modify the API key.
Frequently asked questions
- What is CVE-2024-3277?
- The Yumpu ePaper publishing plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ajax_handler function in all versions up to, and including, 2.0.24. This makes it possible for authenticated attackers, with subscriber-level access and above, to upload PDF files and publish them, as well as modify the API key.
- How severe is CVE-2024-3277?
- CVE-2024-3277 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
- Is CVE-2024-3277 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-3277?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-3277 have an EU (EUVD) identifier?
- Yes. CVE-2024-3277 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31867.
- When was CVE-2024-3277 published?
- CVE-2024-3277 was published on 2024-05-30 and last updated on 2026-06-17.
References
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3108030%40yumpu-epaper-publishing&new=3108030%40yumpu-epaper-publishing&sfp_email=&sfph_mail=
- https://www.wordfence.com/threat-intel/vulnerabilities/id/ed507ac7-6732-4315-99dd-0a8636cc9cc3?source=cve
- https://plugins.trac.wordpress.org/browser/yumpu-epaper-publishing/trunk/yumpu.php#L259
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