Home/CVE/A vulnerability in FileStation thumb cgi allows remote authenticated users to read/write image files.
CVE

CVE-2025-29843

A vulnerability in FileStation thumb cgi allows remote authenticated users to read/write image files.

A vulnerability in FileStation thumb cgi allows remote authenticated users to read/write image files.

MEDIUM · CVSS 5.4 EPSS 0.00292
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

2
synology router manager>= 1.3 and < 1.3.1-9346
synology router managerall versions
▣

Scoring & Timeline

5.4
MEDIUM · CVSS v3.1 · security@synology.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Dec 2025 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.synology.com/en-global/security/advisory/Synology_SA_25_04Vendor Advisory
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