CVE-2026-48945

MediumCVSS 5.3/10Last modified Jun 28, 2026

Description

The K2 article gallery upload path accepts a zip/tar archive, extracts it under `/media/k2/galleries/<id>/`, and only renames image files (gif/jpg/jpeg/png/webp) to safe names — non-image files (including `.php`) are extracted as-is and remain executable via direct HTTP access.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jun 25, 2026
Last modified
Jun 28, 2026
NVD status
Analyzed

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CVE-2026-48945: Medium severity, CVSS 5.3 | Vulnix