Is github.com/lin-snow/Ech0 affected by GHSA-3v85-fqvh-7rxf?

Go github.com/lin-snow/Ech0 is affected in <1.4.8-0.20260503035519-fd320fe3e902.

Is GHSA-3v85-fqvh-7rxf being exploited?

Not on the CISA KEV list. EPSS exploit probability is not available.

medium

GHSA-3v85-fqvh-7rxf

Q: Is GHSA-3v85-fqvh-7rxf being exploited?

Not on the CISA KEV list. EPSS exploit probability is not available.

Go · github.com/lin-snow/Ech0

Summary

Ech0's RSS feed renders unescaped tag names and raw-HTML markdown, stored XSS against subscribers

Severity: medium
Published: 2026-05-07

References

https://github.com/lin-snow/Ech0/security/advisories/GHSA-3v85-fqvh-7rxf
https://github.com/lin-snow/Ech0/commit/fd320fe3e9021c8d8d284fb274775c018690520e
https://github.com/lin-snow/Ech0

Related advisories

GHSA-fpw6-hrg5-q5x5 — high · Go/github.com/lin-snow/Ech0
GHSA-p64j-f4x9-wq66 — high · Go/github.com/lin-snow/Ech0
GHSA-pj6q-4vq4-r8cg — medium · Go/github.com/lin-snow/Ech0
GHSA-rj4g-rqgh-rx9h — medium · Go/github.com/lin-snow/Ech0

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.