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CVE-2026-87864

🗓️ 14 Oct 2026 06:00:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 6 Views

CURLOPT_CRLF in curl causes IMAP command injection during APPEND commands.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
curl
curl security advisories
IMAP APPEND plus CRLF conversion command injection
14 Oct 202608:00
–curl
cve
CVE
CVE-2026-87864
14 Oct 202608:00
–cve
debiancve
Debian CVE
CVE-2026-87864
14 Oct 202608:00
–debiancve
hackerone
Hacker One
curl: CVE-2026-87864: IMAP APPEND plus CRLF conversion command injection
26 Aug 202623:03
–hackerone
osv
OSV
CURL-CVE-2026-87864 IMAP APPEND plus CRLF conversion command injection
14 Oct 202608:00
–osv
osv
OSV
DEBIAN-CVE-2026-87864
14 Oct 202607:47
–osv
osv
OSV
ECHO-1026-1737-F313
14 Oct 202613:51
–osv
ptsecurity
Positive Technologies
PT-2026-114315
14 Oct 202600:00
–ptsecurity
ubuntu
Ubuntu
USN-8927-1: curl vulnerabilities
14 Oct 202611:58
–ubuntu
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu14.04allcurl0curl_0_all.deb
Ubuntu16.04allcurl0curl_0_all.deb
Ubuntu18.04allcurl0curl_0_all.deb
Ubuntu20.04allcurl0curl_0_all.deb
Ubuntu22.04allcurl0curl_0_all.deb
Ubuntu24.04allcurl0curl_0_all.deb
Ubuntu26.04allcurl8.18.0-1ubuntu2.8curl_8.18.0-1ubuntu2.8_all.deb

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14 Oct 2026 14:17Current
5.8Medium risk
Vulners AI Score5.8
6