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CVE-2026-114713

UnrealIRCd · Vulnerability

CVSS 3.1 8.6 HIGHCheck source for fixed versionsKEV status unknown
Original advisory

Historical advisory recorded 8 Nov 2026 13:04:17 UTC. Read the latest advisory.

cve-program · CVE-2026-114713

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-114713

Published

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 command…

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.

Source published
8 Nov 2026 02:31:48 UTC
Source modified
8 Nov 2026 11:04:43 UTC
Saved here
8 Nov 2026 13:04:17 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

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Sources read 15 Nov 21:13 UTC · 254 of 275 readable · 250 fully read · documentation 469/469 current

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