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CVE-2026-18739

🗓️ 04 Aug 2026 06:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 12 Views

Off-by-one in poptStuffArgs in popt library enabling local code execution via data corruption.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
popt -- Out-of-bounds Write
4 Aug 202600:00
–freebsd
ibm
IBM Security Bulletins
Security Bulletin: Multiple vulnerabilities in rpm.rte affect AIX.
12 Oct 202611:41
–ibm
attackerkb
attackerkb
CVE-2026-18739
4 Aug 202605:32
–attackerkb
circl
Circl
CVE-2026-18739
4 Aug 202607:04
–circl
cve
CVE
CVE-2026-18739
4 Aug 202605:32
–cve
cvelist
Cvelist
CVE-2026-18739 Popt-devel: popt-static: off-by-one in poptstuffargs
4 Aug 202605:32
–cvelist
debiancve
Debian CVE
CVE-2026-18739
4 Aug 202605:32
–debiancve
nessus
Tenable Nessus
EulerOS 2.0 SP13 : popt (EulerOS-SA-2026-4091)
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
EulerOS 2.0 SP13 : popt (EulerOS-SA-2026-4182)
12 Oct 202600:00
–nessus
nessus
Tenable Nessus
EulerOS 2.0 SP11 : popt (EulerOS-SA-2026-4274)
12 Oct 202600:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu14.04allpopt0popt_0_all.deb
Ubuntu16.04allpopt0popt_0_all.deb
Ubuntu18.04allpopt0popt_0_all.deb
Ubuntu20.04allpopt0popt_0_all.deb
Ubuntu22.04allpopt0popt_0_all.deb
Ubuntu24.04allpopt0popt_0_all.deb
Ubuntu26.04allpopt0popt_0_all.deb

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07 Aug 2026 16:55Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.12.5
EPSS0.0014
SSVC
12