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CVE-2019-15717Irssi 1.2.x before 1.2.2 has a use-after-free if the IRC server sends a double CAP.
- 9.8CriticalCVSS base score
- 2.5%Exploitation in 30 daysEPSS · top 15% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Irssi 1.2.x before 1.2.2 has a use-after-free if the IRC server sends a double CAP.
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.5% · top 15% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
References5
- https://irssi.org/security/irssi_sa_2019_08.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20190829 Irssi 1.2.2:CVE-2019-15717 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20190829 Re: Irssi 1.2.2:CVE-2019-15717 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-4119-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- FEDORA-2019-d2257607b8 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-6653 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-15717)Record last updated .