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

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2024-3277
StatePUBLISHED
AssignerWordfence
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-05-30 05:15:55 UTC
Updated2026-04-08 19:21:19 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.1 5 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N

EPSS: 0.002090000 probability, percentile 0.432760000 (date 2026-04-12)

Problem Types: CWE-862 | CWE-862 CWE-862 Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
3.1CNADECLARED5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Yumpu Yumpu E-Paper Publishing affected 2.0.24 semver Not specified
ADP Yumpu Yumpu Epaper Publishing affected 2.0.24 semver Not specified

References

ReferenceSourceLinkTags
plugins.trac.wordpress.org/browser/yumpu-epaper-publishing/trunk/yumpu.php af854a3a-2127-422b-91ae-364da2661108 plugins.trac.wordpress.org
plugins.trac.wordpress.org/changeset [email protected] plugins.trac.wordpress.org
www.wordfence.com/threat-intel/vulnerabilities/id/ed507ac7-6732-4315-99dd-0a863... af854a3a-2127-422b-91ae-364da2661108 www.wordfence.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Lucio Sá (en)

Additional Advisory Data

SourceTimeEvent
CNA2024-05-29T15:50:25.000ZDisclosed
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