CVE-2026-121261

MEDIUM 4.3

phpMyAdmin ShapeFile SHP File loadFromFile infinite loop

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability has been found in phpMyAdmin ShapeFile up to 4.0.1. Impacted is the function ShapeRecord::loadFromFile of the component SHP File Handler. Such manipulation leads to infinite loop. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-835 CWE-404
Vendor	phpmyadmin
Product	shapefile
Published	Nov 3, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

phpMyAdmin / ShapeFile

4.0.0 4.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/430227 vuldb.com: https://vuldb.com/vuln/430227/cti vuldb.com: https://vuldb.com/cve/CVE-2026-121261 vuldb.com: https://vuldb.com/submit/1018488 gist.github.com: https://gist.github.com/Ishanoshada/efbda3b5bee92058cc6b08f67d4e7363

Credits

Ishan Oshada 🔍 ishanoshada (VulDB User) ishanoshada (VulDB User) VulDB CNA Team