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CVE-2026-48998

🗓️ 11 Jun 2026 13:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 3 Views

Before 2.10.2, host header validation in the guzzlehttp psr7 library can misparse malformed host values.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
Chainguard
CVE-2026-48998 vulnerabilities
18 Jun 202620:21
cgr
Circl
CVE-2026-48998
11 Jun 202614:32
circl
CNNVD
Guzzle 输入验证错误漏洞
11 Jun 202600:00
cnnvd
CVE
CVE-2026-48998
11 Jun 202612:34
cve
Cvelist
CVE-2026-48998 guzzlehttp/psr7 has Host Confusion via Authority Reinterpretation
11 Jun 202612:34
cvelist
Debian CVE
CVE-2026-48998
11 Jun 202612:34
debiancve
EUVD
EUVD-2026-36239
11 Jun 202612:34
euvd
Tenable Nessus
Fedora 43 : nextcloud (2026-5afe6630dc)
5 Jul 202600:00
nessus
Tenable Nessus
Fedora 44 : nextcloud (2026-ee50c21f92)
6 Jul 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-48998
29 May 202600:00
nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu20.04allphp-guzzlehttp-psr70php-guzzlehttp-psr7_0_all.deb
Ubuntu22.04allphp-guzzlehttp-psr70php-guzzlehttp-psr7_0_all.deb
Ubuntu24.04allphp-guzzlehttp-psr70php-guzzlehttp-psr7_0_all.deb
Ubuntu26.04allphp-guzzlehttp-psr70php-guzzlehttp-psr7_0_all.deb

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19 Jun 2026 08:06Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.15.3
EPSS0.00198
SSVC
3