CVE-2018-7054

CRITICALNVD 9.89.8—

9.8

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when a server is disconnected during netsplits. NOTE: this issue exists because of an incomplete fix for CVE-2017-7191.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 82.4%
KEV: Not listed

Published

February 15, 2018

Last Modified

November 21, 2024

Advisory Details (3)

Auto-updated Jun 8, 2026

No patch confirmed yet.

generic

[SECURITY] [DSA 4162-1] irssi security update

https://www.debian.org/security/2018/dsa-4162

generic

https://irssi.org/security/irssi_sa_2018_02.txt

generic

oss-security - Irssi 1.1.1&1.0.7: CVE-2018-7054, CVE-2018-7053, CVE-2018-7050, CVE-2018-7052, CVE-2018-7051

http://openwall.com/lists/oss-security/2018/02/15/1

Patch Availability(2)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	irssi-dev (0.8.19-1ubuntu1.9) @ xenial	2026-05-28	ubuntu
ubuntu	irssi-dev (0.8.19-1ubuntu1.7) @ xenial	2026-05-28	ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-416Use After Free

All Vendor Advisories

(2)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 11× in last 7d / 42× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-17 17:50 UTCEPSS rescore
2026-06-16 17:50 UTCEPSS rescore
2026-06-16 17:50 UTCEPSS rescore
2026-06-16 01:09 UTCOSV refresh
2026-06-15 17:45 UTCEPSS rescore
2026-06-14 23:15 UTCEPSS rescore
2026-06-14 23:15 UTCEPSS rescore
2026-06-13 22:58 UTCEPSS rescore
2026-06-12 23:09 UTCEPSS rescore
2026-06-12 23:09 UTCEPSS rescore
2026-06-11 13:57 UTCEPSS rescore
2026-06-10 22:16 UTCEPSS rescore
2026-06-10 13:19 UTCEPSS rescore
2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore

Show 17 more

2026-06-01 13:50 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-28 13:43 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 11:27 UTCEG score recompute
2026-05-28 11:27 UTCVendor advisory
2026-05-28 11:27 UTCGHSA enrichment
2026-05-27 13:38 UTCEPSS rescore
2026-05-27 08:44 UTCOSV refresh
2026-05-26 13:42 UTCEPSS rescore
2026-05-26 13:42 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore
2026-05-26 07:17 UTCEPSS rescore

Frequently asked(5)

What is CVE-2018-7054?

CVE-2018-7054 is a critical vulnerability published on February 15, 2018. An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when a server is disconnected during netsplits. NOTE: this issue exists because of an incomplete fix for CVE-2017-7191.

When was CVE-2018-7054 disclosed?

CVE-2018-7054 was first published in the National Vulnerability Database on February 15, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-7054 actively exploited?

CVE-2018-7054 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 82.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-7054?

CVE-2018-7054 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2018-7054?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-7054, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2018-7054

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Is Your Infrastructure Affected by CVE-2018-7054?

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CVE-2018-7054

Published

Last Modified

Advisory Details (3)

[SECURITY] [DSA 4162-1] irssi security update

oss-security - Irssi 1.1.1&1.0.7: CVE-2018-7054, CVE-2018-7053, CVE-2018-7050, CVE-2018-7052, CVE-2018-7051

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-7054?

Same vendor

Same CWE

CVE-2018-7054

📅 Published

🔄 Last Modified

📋 Advisory Details (3)

[SECURITY] [DSA 4162-1] irssi security update

oss-security - Irssi 1.1.1&1.0.7: CVE-2018-7054, CVE-2018-7053, CVE-2018-7050, CVE-2018-7052, CVE-2018-7051

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-7054?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

Same CWE

Published

Last Modified

Advisory Details (3)

Frequently asked(5)

Related CVEs(same vendor + same CWE)