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CVE-2026-55584

🗓️ 31 Aug 2026 00:00:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 4 Views

Unauthenticated access control bypass in phpSysInfo before 3.4.6 via spoofed X-Forwarded-For.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-55584
16 Jul 202619:00
circl
cve
CVE
CVE-2026-55584
28 Aug 202618:29
cve
cvelist
Cvelist
CVE-2026-55584 phpSysInfo: IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers
28 Aug 202618:29
cvelist
debiancve
Debian CVE
CVE-2026-55584
28 Aug 202618:29
debiancve
exploitdb
Exploit DB
phpSysInfo 3.4.5 - IP Allowlist Bypass
17 Aug 202600:00
exploitdb
euvd
EUVD
EUVD-2026-67862
28 Aug 202618:29
euvd
github
Github Security Blog
phpSysInfo has an IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers
28 Aug 202618:30
github
kitploit
Kitploit
CVE-2026-55584
31 Aug 202604:52
kitploit
nvd
NVD
CVE-2026-55584
28 Aug 202620:18
nvd
osv
OSV
DEBIAN-CVE-2026-55584
28 Aug 202620:18
osv
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu16.04allphpsysinfo0phpsysinfo_0_all.deb
Ubuntu18.04allphpsysinfo0phpsysinfo_0_all.deb
Ubuntu20.04allphpsysinfo0phpsysinfo_0_all.deb
Ubuntu22.04allphpsysinfo0phpsysinfo_0_all.deb
Ubuntu24.04allphpsysinfo0phpsysinfo_0_all.deb
Ubuntu26.04allphpsysinfo0phpsysinfo_0_all.deb

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31 Aug 2026 18:53Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
EPSS0.02417
SSVC
4