SEPTEMBER 18, 2026
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Case File

CVE-2026-77139

MEDIUM · CVSS 6 EPSS 0.29%

Source: NVD + CISA KEV + EPSS · Published 2026-08-25 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

The vulnerability allows authenticated backend users with access to the Mask module to exploit path traversal sequences in client-supplied template element keys, potentially leading to the creation or deletion of .html files outside the designated template directory. This could result in unauthorized file manipulation, impacting the integrity and availability of the application. Organizations utilizing the Mask module should prioritize addressing this issue to mitigate risks associated with unauthorized file access and manipulation.

CVE
CVE-2026-77139
Severity
MEDIUM
CVSS
6
EPSS
0.29%

Original NVD Description

The extension fails to validate a client-supplied template element key before using it to build file paths for saving and deleting Mask template files. An authenticated backend user with access to the Mask module can supply a key containing path traversal sequences to create or delete .html files outside the configured template directory.