CVE catalog

CVE-2025-27221

Ruby vulnerabilities

Severity: Medium · CVSS 5.3CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Published: Feb 25, 2025, 11:00:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.51% · Oct 27, 2026

In the URI gem before 1.0.3 for Ruby, the URI handling methods (URI.join, URI#merge, URI#+) have an inadvertent leakage of authentication credentials because userinfo is retained even after changing the host.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	ruby3.1	bookworm	`3.1.2-7+deb12u1`	vulnerable
Debian	ruby3.1	bookworm-security	`3.1.2-7+deb12u1`	vulnerable
Debian	rubygems	sid	`4.0.22-1`	fixed
Debian	rubygems	forky	`4.0.22-1`	fixed
Debian	rubygems	trixie	`3.6.7-2`	fixed
Debian	rubygems	bookworm	`3.3.15-2+deb12u1`	fixed
Ubuntu	ruby3.1	noble	Not reported	vulnerable
Ubuntu	ruby3.2	noble	`3.2.3-1ubuntu0.24.04.5`	fixed
Ubuntu	libruby3.2	noble	`3.2.3-1ubuntu0.24.04.5`	fixed
Ubuntu	ruby3.2-dev	noble	`3.2.3-1ubuntu0.24.04.5`	fixed
Ubuntu	ruby3.2-doc	noble	`3.2.3-1ubuntu0.24.04.5`	fixed
Suse	ruby2.5	linux enterprise high performance computing 15 sp3-ltss	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise high performance computing 15 sp4-espos	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise high performance computing 15 sp4-ltss	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise high performance computing 15 sp5-espos	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise high performance computing 15 sp5-ltss	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise server 15 sp3-ltss	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise server 15 sp4-ltss	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise server 15 sp5-ltss	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise server for sap applications 15 sp3	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise server for sap applications 15 sp4	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise server for sap applications 15 sp5	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	manager proxy 4.3	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	manager server 4.3	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	enterprise storage 7.1	`2.5.9-150000.4.46.1`	fixed
Suse	ruby2.5	linux enterprise module for basesystem 15 sp6	`2.5.9-150000.4.46.1`	fixed
Opensuse	ruby2.5	leap 15.6	`2.5.9-150000.4.46.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	ruby3.1	source	bookworm	`(unfixed)`	not yet assigned	Not reported	[1103794]
Debian	rubygems	source	sid	`3.6.6-1`	not yet assigned	Not reported	Not reported
Debian	rubygems	source	forky	`3.6.6-1`	not yet assigned	Not reported	Not reported
Debian	rubygems	source	trixie	`3.6.6-1`	not yet assigned	Not reported	Not reported
Debian	rubygems	source	bookworm	`3.3.15-2+deb12u1`	not yet assigned	Not reported	Not reported
Ubuntu	ruby3.2	deb	noble	`3.2.3-1ubuntu0.24.04.5`	Not reported	Not reported	Not reported
Ubuntu	libruby3.2	deb	noble	`3.2.3-1ubuntu0.24.04.5`	Not reported	Not reported	Not reported
Ubuntu	ruby3.2-dev	deb	noble	`3.2.3-1ubuntu0.24.04.5`	Not reported	Not reported	Not reported
Ubuntu	ruby3.2-doc	deb	noble	`3.2.3-1ubuntu0.24.04.5`	Not reported	Not reported	Not reported
Suse	ruby2.5	rpm	linux enterprise high performance computing 15 sp3-ltss	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise high performance computing 15 sp4-espos	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise high performance computing 15 sp4-ltss	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise high performance computing 15 sp5-espos	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise high performance computing 15 sp5-ltss	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise server 15 sp3-ltss	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise server 15 sp4-ltss	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise server 15 sp5-ltss	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise server for sap applications 15 sp3	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise server for sap applications 15 sp4	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise server for sap applications 15 sp5	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	manager proxy 4.3	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	manager server 4.3	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	enterprise storage 7.1	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-2	Not reported
Suse	ruby2.5	rpm	linux enterprise module for basesystem 15 sp6	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-1	Not reported
Opensuse	ruby2.5	rpm	leap 15.6	`2.5.9-150000.4.46.1`	Not reported	SUSE-SU-2025:02739-1	Not reported

[Debian bug #1103794]

Notes

[bookworm] ruby3.1: Minor issue

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libruby3.1]Affected
Source package: [ruby3.1]
Details (4)
- 3.1.2-7+deb12u1 · amd64 · bookworm
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · arm64 · bookworm
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · amd64 · bookworm-security
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · arm64 · bookworm-security
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
[ruby3.1]Affected
Details (4)
- 3.1.2-7+deb12u1 · amd64 · bookworm
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · arm64 · bookworm
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · amd64 · bookworm-security
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · arm64 · bookworm-security
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
[ruby3.1-dev]Affected
Source package: [ruby3.1]
Details (4)
- 3.1.2-7+deb12u1 · amd64 · bookworm
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · arm64 · bookworm
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · amd64 · bookworm-security
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · arm64 · bookworm-security
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
[ruby3.1-doc]Affected
Source package: [ruby3.1]
Details (4)
- 3.1.2-7+deb12u1 · all · bookworm
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · all · bookworm
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · all · bookworm-security
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
- 3.1.2-7+deb12u1 · all · bookworm-security
  Affected
  usn · ruby3.1 · debian · bookworm; usn · ruby3.1 · debian · 12
[bundler]Fixed
Source package: [rubygems]
Details (2)
- 2.3.15-2+deb12u1 · all · bookworm
  Fixed · Fixed: 3.3.15-2+deb12u1
  usn · rubygems · debian · bookworm; usn · rubygems · debian · 12
- 2.3.15-2+deb12u1 · all · bookworm
  Fixed · Fixed: 3.3.15-2+deb12u1
  usn · rubygems · debian · bookworm; usn · rubygems · debian · 12
[ruby-bundler]Fixed
Source package: [rubygems]
Details (2)
- 2.3.15-2+deb12u1 · all · bookworm
  Fixed · Fixed: 3.3.15-2+deb12u1
  usn · rubygems · debian · bookworm; usn · rubygems · debian · 12
- 2.3.15-2+deb12u1 · all · bookworm
  Fixed · Fixed: 3.3.15-2+deb12u1
  usn · rubygems · debian · bookworm; usn · rubygems · debian · 12
[ruby-rubygems]Fixed
Source package: [rubygems]
Details (2)
- 3.3.15-2+deb12u1 · all · bookworm
  Fixed · Fixed: 3.3.15-2+deb12u1
  usn · rubygems · debian · bookworm; usn · rubygems · debian · 12
- 3.3.15-2+deb12u1 · all · bookworm
  Fixed · Fixed: 3.3.15-2+deb12u1
  usn · rubygems · debian · bookworm; usn · rubygems · debian · 12

[Debian 13 (Trixie)]

[bundler]Fixed
Source package: [rubygems]
Details (2)
- 2.6.7-2 · all · trixie
  Fixed · Fixed: 3.6.6-1
  usn · rubygems · debian · 13
- 2.6.7-2 · all · trixie
  Fixed · Fixed: 3.6.6-1
  usn · rubygems · debian · 13
[libruby3.3]Fixed
Source package: [ruby3.3]
Details (2)
- 3.3.8-2 · amd64 · trixie
  Fixed · Fixed: 3.3.7-2
  usn · ruby3.3 · debian · 13
- 3.3.8-2 · arm64 · trixie
  Fixed · Fixed: 3.3.7-2
  usn · ruby3.3 · debian · 13
[ruby3.3]Fixed
Details (2)
- 3.3.8-2 · amd64 · trixie
  Fixed · Fixed: 3.3.7-2
  usn · ruby3.3 · debian · 13
- 3.3.8-2 · arm64 · trixie
  Fixed · Fixed: 3.3.7-2
  usn · ruby3.3 · debian · 13
[ruby3.3-dev]Fixed
Source package: [ruby3.3]
Details (2)
- 3.3.8-2 · amd64 · trixie
  Fixed · Fixed: 3.3.7-2
  usn · ruby3.3 · debian · 13
- 3.3.8-2 · arm64 · trixie
  Fixed · Fixed: 3.3.7-2
  usn · ruby3.3 · debian · 13
[ruby3.3-doc]Fixed
Source package: [ruby3.3]
Details (2)
- 3.3.8-2 · all · trixie
  Fixed · Fixed: 3.3.7-2
  usn · ruby3.3 · debian · 13
- 3.3.8-2 · all · trixie
  Fixed · Fixed: 3.3.7-2
  usn · ruby3.3 · debian · 13
[ruby-bundler]Fixed
Source package: [rubygems]
Details (2)
- 2.6.7-2 · all · trixie
  Fixed · Fixed: 3.6.6-1
  usn · rubygems · debian · 13
- 2.6.7-2 · all · trixie
  Fixed · Fixed: 3.6.6-1
  usn · rubygems · debian · 13
[ruby-rubygems]Fixed
Source package: [rubygems]
Details (2)
- 3.6.7-2 · all · trixie
  Fixed · Fixed: 3.6.6-1
  usn · rubygems · debian · 13
- 3.6.7-2 · all · trixie
  Fixed · Fixed: 3.6.6-1
  usn · rubygems · debian · 13

Observed: Oct 26, 2026, 11:18:39 PM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]