CVE-2026-76572

MEDIUM 4.7

pkp pkp-lib XSLTransformer.php _transformPHP xml external entity reference

CVSS Score

4.7

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was detected in pkp pkp-lib up to 3.3.0-22/3.4.0-10/3.5.0-4. The affected element is the function _transformPHP of the file classes/xslt/XSLTransformer.php. The manipulation results in xml external entity reference. The attack can be executed remotely. Upgrading to version 3.3.0-23, 3.4.0-11 and 3.5.0-5 is sufficient to fix this issue. The patch is identified as 78c699370ea43ae2784e1c4ace7c947d207f2b47. Upgrading the affected component is advised.

CWE	CWE-611 CWE-610
Vendor	pkp
Product	pkp-lib
Published	Aug 19, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

pkp / pkp-lib

3.3.0-22 3.4.0-10 3.5.0-4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/393037 vuldb.com: https://vuldb.com/vuln/393037/cti vuldb.com: https://vuldb.com/cve/CVE-2026-76572 vuldb.com: https://vuldb.com/submit/878359 github.com: https://github.com/pkp/pkp-lib/issues/12977 github.com: https://github.com/pkp/pkp-lib/commit/78c699370ea43ae2784e1c4ace7c947d207f2b47 github.com: https://github.com/pkp/pkp-lib/releases/tag/3_5_0-5 github.com: https://github.com/pkp/pkp-lib/

Credits

🔍 Razielx64 (VulDB User)