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CVE-2026-63091

🗓️ 20 Jul 2026 14:22:29Reported by Debian Security Bug TrackerType 
debiancve
 debiancve
🔗 security-tracker.debian.org👁 3 Views

Authenticated low-privilege attacker can bypass ASLR in ProFTPD SCP parser with UINT64_MAX, causing four gig read and memory overread.

Related
Packages
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-63091
20 Jul 202614:22
attackerkb
CVE
CVE-2026-63091
20 Jul 202614:22
cve
Cvelist
CVE-2026-63091 ProFTPD mod_sftp Signed Integer Overflow via SCP Size-Record Parser
20 Jul 202614:22
cvelist
EUVD
EUVD-2026-45961
20 Jul 202614:22
euvd
NVD
CVE-2026-63091
20 Jul 202615:16
nvd
OSV
CVE-2026-63091 ProFTPD mod_sftp Signed Integer Overflow via SCP Size-Record Parser
20 Jul 202614:22
osv
OSV
DEBIAN-CVE-2026-63091
20 Jul 202615:16
osv
OSV
UBUNTU-CVE-2026-63091
21 Jul 202600:00
osv
Positive Technologies
PT-2026-61612
20 Jul 202600:00
ptsecurity
RedhatCVE
CVE-2026-63091
20 Jul 202619:26
redhatcve
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Debian14allproftpd-dfsg1.3.9c~dfsg-1proftpd-dfsg_1.3.9c~dfsg-1_all.deb
Debian999allproftpd-dfsg1.3.9c~dfsg-1proftpd-dfsg_1.3.9c~dfsg-1_all.deb
Debian11allproftpd-dfsg1.3.7a+dfsg-12+deb11u5proftpd-dfsg_1.3.7a+dfsg-12+deb11u5_all.deb
Debian12allproftpd-dfsg1.3.8+dfsg-4+deb12u5proftpd-dfsg_1.3.8+dfsg-4+deb12u5_all.deb
Debian13allproftpd-dfsg1.3.8.c+dfsg-4+deb13u2proftpd-dfsg_1.3.8.c+dfsg-4+deb13u2_all.deb

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20 Jul 2026 14:22Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.16.5
CVSS 47.1
EPSS0.00295
SSVC
3