CVE-2026-125366

MEDIUM 5.4

Omnom through 0.9.0 SSRF via Add Feed /add_feed Route

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

0th

Omnom through 0.9.0 contains a server-side request forgery vulnerability that allows authenticated users to make server requests to arbitrary hosts by submitting feed URLs to /add_feed. Attackers can supply internal addresses that getFeedInfo, gofeed ParseURL, and fetchImageAsInlineURL fetch without validation, using reflected error messages to probe internal hosts and ports.

CWE	CWE-918
Vendor	asciimoo
Product	omnom
Published	Nov 9, 2026

Stay Ahead of the Next One

Get instant alerts for asciimoo omnom

Be the first to know when new medium vulnerabilities affecting asciimoo omnom are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

asciimoo / omnom

0 ≤ 0.9.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/asciimoo/omnom/issues/67 github.com: https://github.com/asciimoo/omnom github.com: https://github.com/asciimoo/omnom/blob/v0.9.0/feed/feed.go#L421 github.com: https://github.com/asciimoo/omnom/commit/01c45510ab06c51bc952901514735b457a492f10 vulncheck.com: https://www.vulncheck.com/advisories/omnom-through-0.9.0-ssrf-via-add-feed-add-feed-route

Credits

George Chen