Go/github.com/knadh/listmonk CVE-2026-21483: medium 5.4, EPSS 0.23%
listmonk Vulnerable to Stored XSS Leading to Admin Account Takeover in github.com/knadh/listmonk
Action: Upgrade github.com/knadh/listmonk to 1.1.1-0.20251231125615-74dc5a01cfbb or later.
go get github.com/knadh/listmonk@v1.1.1-0.20251231125615-74dc5a01cfbbAffected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.1.1-0.20251231125615-74dc5a01cfbb | - |
Fixed versions
| 1.1.1-0.20251231125615-74dc5a01cfbb |
Sources
- osv: GO-2026-4277
- nvd: CVE-2026-21483
- https://github.com/knadh/listmonk/security/advisories/GHSA-jmr4-p576-v565
- https://github.com/knadh/listmonk/commit/74dc5a01cfbb12cf218cb33ddad8410c53e2e915
- https://github.com/knadh/listmonk/releases/tag/v6.0.0
CVE-2026-21483 · published · modified · JSON