In Mellium mellium.im/xmpp through 0.21.0, an attacker capable of spoofing DNS TXT…
Priority LOW 27CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-295.
Summary
In Mellium mellium.im/xmpp through 0.21.0, an attacker capable of spoofing DNS TXT records can redirect a WebSocket connection request to a server under their control without causing TLS certificate verification to fail. This occurs because the wrong host name is selected during this verification.
Why it matters now
EPSS 0.00539 45th percentileScored 2026-11-07
Fix Fixed mellium.im/xmpp (Go): 0.21.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | mellium.im/xmpp (Go) | 0.18.0 to before 0.21.1 | 0.21.1 | Patch available | GHSA-h289-x5wc-xcv8 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- mellium.im/xmpp (Go) Vendor— Affected 0.18.0 to before 0.21.1 Fixed in 0.21.1 Patch available GHSA-h289-x5wc-xcv8
Remediation
- Fix · GHSA-h289-x5wc-xcv8 mellium.im/xmpp (Go) Fixed in 0.21.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2022-24968
- 2026-10-03 Alias added: GHSA-h289-x5wc-xcv8
References
Advisory 3
Other 7
- https://github.com/mellium/xmpp/security/advisories/GHSA-h289-x5wc-xcv8
- https://github.com/mellium/xmpp/pull/260
- https://github.com/mellium/xmpp/commit/0d92aa486da69b71f2f4a30e62aa722c711b98ac
- https://github.com/mellium/xmpp
- https://mellium.im/cve/cve-2022-24968
- https://mellium.im/issue/259
- https://pkg.go.dev/vuln/GO-2022-0370
Sources
- CVE-2022-24968 · CVE Program
- CVE-2022-24968 · NVD
- FIRST EPSS
- GHSA-h289-x5wc-xcv8 · GitHub Advisory Database · CC BY 4.0
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