CVE-2024-3277

Yumpu ePaper publishing <= 2.0.24 - Missing Authorization to PDF Upload, Publishing, and API Key Modification

5.0 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: Low
Availability: None

Exploit likelihood

0.32%Up 0.3 points since May 30, 2024

What each source reports

CVE List Score used 5.0

Yumpu ePaper publishing <= 2.0.24 - Missing Authorization to PDF Upload, Publishing, and API Key Modification

Record: CVE-2024-3277
CVSS 3.1: 5.0 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Weakness: CWE-862
Updated: 2026-11-02

EUVDEUVD-2024-31867 5.0

Record: EUVD-2024-31867
CVSS 3.1: 5.0 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Updated: 2026-11-02

NVD 5.0

Record: CVE-2024-3277
CVSS 3.1: 5.0 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Weakness: CWE-862
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-3277 is a medium vulnerability (CVSS 5.0) in Yumpu Epaper Publishing, published May 30, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 24th percentile. No source names a fixed version.