CVE-2026-114713 KEV
8.6
HIGH · CVSS 3.1 · EPSS 0.3% (pctl 23)
Patch first
On CISA KEV — known exploited in the wild, due 2026-11-16.
Description
The labeled-response module in UnrealIRCd 6.0.0 before 6.2.7.1 does not escape the IRCv3 "label" message tag when echoing it into replies, which allows any user on a network with two or more linked servers to inject server-to-server commands that are executed with server authority.
Scoring
| CVSS | 8.6 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N |
| EPSS | 0.3% — more likely to be exploited than 23% of all CVEs |
| Weakness | CWE-140 |
| On CISA KEV | yes — remediate by 2026-11-16 |
| Public exploit | none known |
| Published | 2026-11-08 |
| Last modified | 2026-11-13 |
CISA KEV
| Name | UnrealIRCd Improper Neutralization of Delimiters Vulnerability |
|---|---|
| Added | 2026-11-13 |
| Due | 2026-11-16 |
| Vendor / product | UnrealIRCd / UnrealIRCd |
| Ransomware use | none reported |
References
→ the Explorer · watch your stack · NVD