CVE-2026-2551

MEDIUM

zentao < 21.7.8 - Path Traversal via Backup Handler fileName Parameter

Title source: llm

Description

A vulnerability was determined in ZenTao up to 21.7.8. Affected by this vulnerability is the function delete of the file editor/control.php of the component Backup Handler. This manipulation of the argument fileName causes path traversal. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

References (4)

Core 4

Core References

Permissions Required, VDB Entry vdb-entry technical-description

https://vuldb.com/?id.346160

Permissions Required, VDB Entry signature permissions-required

https://vuldb.com/?ctiid.346160

Permissions Required, VDB Entry third-party-advisory

https://vuldb.com/?submit.749983

Issue Tracking exploit issue-tracking

https://github.com/ez-lbz/ez-lbz.github.io/issues/10

Scores

CVSS v3 5.4

EPSS 0.0045

EPSS Percentile 35.9%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

CWE

CWE-22

Status published

Products (1)

zentao/zentao < 21.7.8

Published Feb 16, 2026

Tracked Since Feb 18, 2026