UnrealIRCd
UnrealIRCd Improper Neutralization of Delimiters Vulnerability
At a glance
Actively exploited in the wild — prioritise confirming exposure.
Medium rather than High: exposure is scored at a default because we cannot see your systems or suppliers. If you run or depend on UnrealIRCd, treat it as High.
Briefing
There is no written leader briefing for this story yet. These questions come from the facts we hold.
Questions to ask IT
- Do we run UnrealIRCd, and is every instance on version 6.2.7.1 or later?
- Is any of it reachable from the internet?
- Have we checked whether it has already been used against us?
- If it is not yet patched, what mitigation is in place, and will the fix be done by 20 Nov?
Next steps
- Confirm exposure and remediation status for affected products
Vulnerability facts
Full CVE detail CVE-2026-114713- 8.6 · HighExploitable over the network without any account, and no one has to click or open anything. High impact on integrity, and it can reach beyond the vulnerable system.CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
- Listed: attacks using it have been seen (on the catalogue since )
- ~0.3% estimated chance of attack in 30 days
- 6.0.0 before 6.2.7.1
- 6.2.7.1
- Not linked from the CVE record
Versions are as the CVE record states them; check the vendor advisory before planning a fix.
No technical write-up beyond these facts and the summary below yet.
Next steps
- Confirm whether affected products/versions are present and prioritise patching or mitigations
Summary
- UnrealIRCd UnrealIRCd contains an improper neutralisation of delimiters vulnerability that allows any user on a network with two or more linked servers to inject server-to-server commands that are executed with server authority.
- CVE-2026-114713 is confirmed as exploited in the wild (US known-exploited catalogue)
- CVE-2026-114713 has an estimated ~0.3% chance of attack in 30 days (23.3th percentile) as of 2026-11-13 — probability signal, not confirmed exploitation
- Authoritative catalogues report active exploitation of this vulnerability.
Products and services involved
- UnrealIRCd88% match confidence · CVE-2026-114713
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Pulse
Last change 2h ago · Next recheck 14 Nov 2026, 01:32 UK time
- Story13 Nov 2026, 19:32 UK time · 2h ago
Linked reporting from CISA (official authority).
Read source (CISA Known Exploited Vulnerabilities)
1 entry so far. The timeline chart appears once this story has more history.
Sources
UnrealIRCd Improper Neutralization of Delimiters Vulnerability
How we know
Statements extracted from sources. Higher confidence means stronger corroboration.
- ConfirmedHeadline90% confidence
UnrealIRCd Improper Neutralization of Delimiters Vulnerability
- ConfirmedSummary fact75% confidence
UnrealIRCd UnrealIRCd contains an improper neutralization of delimiters vulnerability that allows any user on a network with two or more linked servers to inject server-to-server commands that are executed with server authority.
- ConfirmedCVE identifier95% confidence
Event involves CVE-2026-114713
- ConfirmedKnown-exploited catalogue98% confidence
CVE-2026-114713 is confirmed as exploited in the wild (US known-exploited catalogue)
- ConfirmedEstimated attack likelihood95% confidence
CVE-2026-114713 has an estimated ~0.3% chance of attack in 30 days (23.3th percentile) as of 2026-11-13 — probability signal, not confirmed exploitation