Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string.
CVE-2017-15228
HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 7.5; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 7.5Exploit: NoneExposed: 0
A fix is available — apply it.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 79.8%
- KEV
- Not listed
Published
October 22, 2017
Last Modified
May 13, 2026
References (8)
- cve@mitrehttp://openwall.com/lists/oss-security/2017/10/22/4
- cve@mitrehttps://irssi.org/security/irssi_sa_2017_10.txt
- cve@mitrehttps://lists.debian.org/debian-lts-announce/2017/12/msg00022.html
- cve@mitrehttps://www.debian.org/security/2017/dsa-4016
- af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2017/10/22/4
- af854a3a-2127-422b-91ae-364da2661108https://irssi.org/security/irssi_sa_2017_10.txt
- af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html
- af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2017/dsa-4016
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | irssi (0.8.20-2ubuntu2.2) @ zesty | 2026-05-22 | 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.
All Vendor Advisories
(1)
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.
Frequently asked(5)
What is CVE-2017-15228?
CVE-2017-15228 is a high vulnerability published on October 22, 2017. Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string.
When was CVE-2017-15228 disclosed?
CVE-2017-15228 was first published in the National Vulnerability Database on October 22, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-15228 actively exploited?
CVE-2017-15228 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 79.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-15228?
CVE-2017-15228 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2017-15228?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-15228, 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
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