CVE-2025-29845

Medium

Published: 04 December 2025

Published

04 December 2025

Modified

05 December 2025

KEV Added

—

Patch

—

CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Score 0.0029 52.3th percentile

Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-29845 is a medium-severity Path Traversal (CWE-22) vulnerability in Synology Router Manager. Its CVSS base score is 4.3 (Medium).

Operationally, ranked in the top 47.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

A vulnerability in VideoPlayer2 subtitle cgi allows remote authenticated users to read .srt files.

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

synology

router manager

1.3.1-9346 · 1.3 — 1.3.1-9346

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.