CVE-2025-66382

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of...

2.9 LowFix available

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: High
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

0.22%Up 0.2 points since Nov 28, 2025

What each source reports

CVE List Score used 2.9

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: CVE-2025-66382
CVSS 3.1: 2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-407
Updated: 2026-11-02

EUVDEUVD-2025-199862 2.9

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: EUVD-2025-199862
CVSS 3.1: 2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-93q9-crcw-vwgq 2.9

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of...

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: GHSA-93q9-crcw-vwgq
CVSS 3.1: 2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-407
Updated: 2026-11-02

NVD 2.9

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: CVE-2025-66382
CVSS 3.1: 2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness: CWE-407
Updated: 2026-11-02

OSV 2.9

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: CVE-2025-66382
CVSS 3.1: 2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-407
Updated: 2026-11-02

OSVDEBIAN-CVE-2025-66382 5.5

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: DEBIAN-CVE-2025-66382
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

Show 5 moreShow less

OSVJLSEC-2026-378 5.5

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: JLSEC-2026-378
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2025-66382 2.9

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: UBUNTU-CVE-2025-66382
CVSS 3.1: 2.9 LowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVAZL-71054 No score

CVE-2025-66382 affecting package expat for versions less than 2.8.2-1

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: AZL-71054
Updated: 2026-11-02

OSVAZL-72814 No score

CVE-2025-66382 affecting package expat 2.6.4-4

In libexpat through 2.7.3, a crafted file with an approximate size of 2 MiB can lead to dozens of seconds of processing time.

Record: AZL-72814
Updated: 2026-11-02

OSVopenSUSE-SU-2026:10087-1 No score

tdom-0.9.6-1.1 on GA media

These are all security issues fixed in the tdom-0.9.6-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2026:10087-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`expat` Azure Linux:3	before 2.8.2-1	2.8.2-1
`expat` Azure Linux:2	through 2.6.4-4	None known
`expat` Debian:12	All versions, plus listed versions 2.5.0-12.5.0-1+deb12u12.5.0-1+deb12u22.5.0-1+deb12u32.5.0-1+deb12u4 Show 31 moreShow less 2.5.0-1+deb12u52.5.0-22.6.0-12.6.1-12.6.1-22.6.2-12.6.2-22.6.3-12.6.3-22.6.4-12.7.0-12.7.1-12.7.1-22.7.2-12.7.3-12.7.3-22.7.4-12.7.5-12.8.0-12.8.0-22.8.1-12.8.2-12.8.2-1~deb13u12.8.3-12.8.3-1~deb13u12.8.4-12.8.4-22.8.5-12.8.5-22.9.0-12.9.0-1~deb13u1	None known
`expat` Debian:13	All versions, plus listed versions 2.7.1-22.7.2-12.7.3-12.7.3-22.7.4-1 Show 14 moreShow less 2.7.5-12.8.0-12.8.0-22.8.1-12.8.2-12.8.2-1~deb13u12.8.3-12.8.3-1~deb13u12.8.4-12.8.4-22.8.5-12.8.5-22.9.0-12.9.0-1~deb13u1	None known
`expat` Debian:14	All versions, plus listed versions 2.7.1-22.7.2-12.7.3-12.7.3-22.7.4-1 Show 14 moreShow less 2.7.5-12.8.0-12.8.0-22.8.1-12.8.2-12.8.2-1~deb13u12.8.3-12.8.3-1~deb13u12.8.4-12.8.4-22.8.5-12.8.5-22.9.0-12.9.0-1~deb13u1	None known
`Expat_jll` Julia	before 2.7.5+0	2.7.5+0
`coin3` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 3.1.4~abc9f50-33.1.4~abc9f50-43.1.4~abc9f50-4ubuntu23.1.4~abc9f50-4ubuntu2+esm13.1.4~abc9f50-4ubuntu2+esm2	None known
`expat` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 2.1.0-42.1.0-4ubuntu12.1.0-4ubuntu1.12.1.0-4ubuntu1.22.1.0-4ubuntu1.3 Show 12 moreShow less 2.1.0-4ubuntu1.42.1.0-4ubuntu1.4+esm12.1.0-4ubuntu1.4+esm22.1.0-4ubuntu1.4+esm42.1.0-4ubuntu1.4+esm62.1.0-4ubuntu1.4+esm72.1.0-4ubuntu1.4+esm82.1.0-4ubuntu1.4+esm92.1.0-4ubuntu1.4+esm102.1.0-4ubuntu1.4+esm112.1.0-4ubuntu1.4+esm122.1.0-4ubuntu1.4+esm13	None known
`vnc4` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 4.1.1+xorg4.3.0-37ubuntu54.1.1+xorg4.3.0-37ubuntu5.0.14.1.1+xorg4.3.0-37ubuntu5.0.24.1.1+xorg4.3.0-37ubuntu5.0.2+esm1	None known
`vtk` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 5.8.0-14ubuntu15.8.0-14ubuntu35.8.0-14.1ubuntu25.8.0-14.1ubuntu35.8.0-14.1ubuntu3+esm1	None known

Show 78 moreShow less

Affected packages
Package	Affected	Fixed
`xmlrpc-c` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 1.16.33-3.2ubuntu31.33.06-0ubuntu11.33.06-0ubuntu1+esm1	None known
`expat` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 2.1.0-72.1.0-7ubuntu0.16.04.12.1.0-7ubuntu0.16.04.22.1.0-7ubuntu0.16.04.32.1.0-7ubuntu0.16.04.4 Show 12 moreShow less 2.1.0-7ubuntu0.16.04.52.1.0-7ubuntu0.16.04.5+esm22.1.0-7ubuntu0.16.04.5+esm52.1.0-7ubuntu0.16.04.5+esm62.1.0-7ubuntu0.16.04.5+esm72.1.0-7ubuntu0.16.04.5+esm82.1.0-7ubuntu0.16.04.5+esm92.1.0-7ubuntu0.16.04.5+esm102.1.0-7ubuntu0.16.04.5+esm112.1.0-7ubuntu0.16.04.5+esm122.1.0-7ubuntu0.16.04.5+esm132.1.0-7ubuntu0.16.04.5+esm14	None known
`ayttm` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 0.6.3-3build10.6.3-3ubuntu0.1~esm1	None known
`cableswig` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 0.1.0+git20150808-10.1.0+git20150808-20.1.0+git20150808-2ubuntu0.1~esm1	None known
`cadaver` Ubuntu:16.04:LTS	All versions, plus listed versions 0.23.3-2ubuntu2	None known
`coin3` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 3.1.4~abc9f50+dfsg1-13.1.4~abc9f50+dfsg1-1ubuntu0.1~esm13.1.4~abc9f50+dfsg1-1ubuntu0.1~esm2	None known
`gdcm` Ubuntu:16.04:LTS	All versions, plus listed versions 2.4.4-42.4.4-4build12.4.4-4ubuntu12.6.1-32.6.2-1 Show 7 moreShow less 2.6.2-22.6.2-32.6.3-12.6.3-1ubuntu12.6.3-2ubuntu12.6.3-3ubuntu12.6.3-3ubuntu3	None known
`insighttoolkit4` Ubuntu:16.04:LTS	All versions, plus listed versions 4.8.1-1ubuntu34.8.1-1ubuntu44.8.2-3.1ubuntu14.9.0-3ubuntu24.9.0-4ubuntu14.9.0-4ubuntu1.1	None known
`libxmltok` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 1.2-3build31.2-3ubuntu0.1~esm11.2-3ubuntu0.16.04.1~esm11.2-3ubuntu0.16.04.1~esm21.2-3ubuntu0.16.04.1~esm31.2-3ubuntu0.16.04.1~esm41.2-3ubuntu0.16.04.1~esm5	None known
`matanza` Ubuntu:16.04:LTS	All versions, plus listed versions 0.13+ds1-5	None known
`smart` Ubuntu:16.04:LTS	All versions, plus listed versions 1.4-2	None known
`swish-e` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 2.4.7-42.4.7-4build12.4.7-4ubuntu0.1~esm1	None known
`tdom` Ubuntu:16.04:LTS	All versions, plus listed versions 0.8.3-1	None known
`vnc4` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 4.1.1+xorg4.3.0-37.3ubuntu24.1.1+xorg4.3.0-37.3ubuntu2.1+esm1	None known
`vtk` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 5.10.1+dfsg-25.10.1+dfsg-2build35.10.1+dfsg-2.1build15.10.1+dfsg-2.1ubuntu0.1~esm1	None known
`wbxml2` Ubuntu:16.04:LTS	All versions, plus listed versions 0.10.7-1	None known
`xmlrpc-c` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 1.33.14-0.2ubuntu31.33.14-1ubuntu11.33.14-1ubuntu1+esm1	None known
`expat` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 2.2.3-12.2.3-22.2.5-0ubuntu22.2.5-32.2.5-3ubuntu0.1 Show 10 moreShow less 2.2.5-3ubuntu0.22.2.5-3ubuntu0.42.2.5-3ubuntu0.72.2.5-3ubuntu0.82.2.5-3ubuntu0.92.2.5-3ubuntu0.9+esm12.2.5-3ubuntu0.9+esm22.2.5-3ubuntu0.9+esm32.2.5-3ubuntu0.9+esm42.2.5-3ubuntu0.9+esm5	None known
`cadaver` Ubuntu:18.04:LTS	All versions, plus listed versions 0.23.3-2ubuntu3	None known
`coin3` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 3.1.4~abc9f50+dfsg1-23.1.4~abc9f50+dfsg2-13.1.4~abc9f50+dfsg3-13.1.4~abc9f50+dfsg3-23.1.4~abc9f50+dfsg3-2ubuntu0.1~esm1	None known
`gdcm` Ubuntu:18.04:LTS	All versions, plus listed versions 2.8.2-3build12.8.3-12.8.4-12.8.4-1build2	None known
`insighttoolkit4` Ubuntu:18.04:LTS	All versions, plus listed versions 4.12.2-dfsg1-1ubuntu1	None known
`libxmltok` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 1.2-41.2-4ubuntu0.18.04.1~esm11.2-4ubuntu0.18.04.1~esm21.2-4ubuntu0.18.04.1~esm31.2-4ubuntu0.18.04.1~esm41.2-4ubuntu0.18.04.1~esm51.2-4ubuntu0.18.04.1~esm61.2-4ubuntu0.18.04.1~esm7	None known
`matanza` Ubuntu:18.04:LTS	All versions, plus listed versions 0.13+ds1-5build10.13+ds1-6	None known
`smart` Ubuntu:18.04:LTS	All versions, plus listed versions 1.4-2	None known
`swish-e` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 2.4.7-5ubuntu12.4.7-5ubuntu1+esm1	None known
`tdom` Ubuntu:18.04:LTS	All versions, plus listed versions 0.8.3-10.9.0-1	None known
`vnc4` Ubuntu:18.04:LTS	All versions, plus listed versions 4.1.1+xorg4.3.0-37.3ubuntu2	None known
`wbxml2` Ubuntu:18.04:LTS	All versions, plus listed versions 0.10.7-10.10.7-1build1	None known
`xmlrpc-c` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 1.33.14-71.33.14-81.33.14-8build11.33.14-8ubuntu0.18.04.1~esm1	None known
`expat` Ubuntu:Pro:20.04:LTS	All versions, plus listed versions 2.2.7-22.2.9-12.2.9-1build12.2.9-1ubuntu0.22.2.9-1ubuntu0.4 Show 7 moreShow less 2.2.9-1ubuntu0.52.2.9-1ubuntu0.62.2.9-1ubuntu0.72.2.9-1ubuntu0.82.2.9-1ubuntu0.8+esm12.2.9-1ubuntu0.8+esm22.2.9-1ubuntu0.8+esm3	None known
`cadaver` Ubuntu:20.04:LTS	All versions, plus listed versions 0.23.3-2.1build1	None known
`insighttoolkit4` Ubuntu:20.04:LTS	All versions, plus listed versions 4.12.2-dfsg1-4.1ubuntu14.13.2-dfsg1-1ubuntu14.13.2-dfsg1-4ubuntu14.13.2-dfsg1-64.13.2-dfsg1-6ubuntu14.13.2-dfsg1-8	None known
`libxmltok` Ubuntu:Pro:20.04:LTS	All versions, plus listed versions 1.2-41.2-4ubuntu0.20.04.1~esm11.2-4ubuntu0.20.04.1~esm21.2-4ubuntu0.20.04.1~esm31.2-4ubuntu0.20.04.1~esm41.2-4ubuntu0.20.04.1~esm51.2-4ubuntu0.20.04.1~esm61.2-4ubuntu0.20.04.1~esm7	None known
`matanza` Ubuntu:20.04:LTS	All versions, plus listed versions 0.13+ds1-60.13+ds2-1	None known
`swish-e` Ubuntu:Pro:20.04:LTS	All versions, plus listed versions 2.4.7-6build12.4.7-6build22.4.7-6ubuntu0.1~esm1	None known
`tdom` Ubuntu:20.04:LTS	All versions, plus listed versions 0.9.1-1	None known
`wbxml2` Ubuntu:20.04:LTS	All versions, plus listed versions 0.10.7-1build1	None known
`xmlrpc-c` Ubuntu:Pro:20.04:LTS	All versions, plus listed versions 1.33.14-8build11.33.14-8build21.33.14-8ubuntu0.20.04.1~esm1	None known
`cadaver` Ubuntu:22.04:LTS	All versions, plus listed versions 0.23.3-2.1build1	None known
`expat` Ubuntu:22.04:LTS	All versions, plus listed versions 2.4.1-22.4.1-32.4.2-12.4.3-12.4.3-2 Show 12 moreShow less 2.4.4-12.4.6-12.4.7-12.4.7-1ubuntu0.12.4.7-1ubuntu0.22.4.7-1ubuntu0.32.4.7-1ubuntu0.42.4.7-1ubuntu0.52.4.7-1ubuntu0.62.4.7-1ubuntu0.72.4.7-1ubuntu0.82.4.7-1ubuntu0.9	None known
`insighttoolkit4` Ubuntu:22.04:LTS	All versions, plus listed versions 4.13.3withdata-dfsg1-4.14.13.3withdata-dfsg2-1ubuntu1	None known
`matanza` Ubuntu:22.04:LTS	All versions, plus listed versions 0.13+ds2-1	None known
`tdom` Ubuntu:22.04:LTS	All versions, plus listed versions 0.9.2-1	None known
`wbxml2` Ubuntu:22.04:LTS	All versions, plus listed versions 0.10.7-1build10.11.7+dfsg-1	None known
`libxmltok` Ubuntu:Pro:22.04:LTS	All versions, plus listed versions 1.2-41.2-4ubuntu0.22.04.1~esm11.2-4ubuntu0.22.04.1~esm21.2-4ubuntu0.22.04.1~esm31.2-4ubuntu0.22.04.1~esm41.2-4ubuntu0.22.04.1~esm51.2-4ubuntu0.22.04.1~esm61.2-4ubuntu0.22.04.1~esm7	None known
`swish-e` Ubuntu:Pro:22.04:LTS	All versions, plus listed versions 2.4.7-6build32.4.7-6.12.4.7-6.1build12.4.7-6.1ubuntu0.1~esm1	None known
`xmlrpc-c` Ubuntu:Pro:22.04:LTS	All versions, plus listed versions 1.33.14-91.33.14-101.33.14-10ubuntu0.1~esm1	None known
`cadaver` Ubuntu:24.04:LTS	All versions, plus listed versions 0.24+dfsg-20.24+dfsg-30.24+dfsg-3build10.24+dfsg-3build2	None known
`expat` Ubuntu:24.04:LTS	All versions, plus listed versions 2.5.0-22.6.0-12.6.1-22.6.1-2build12.6.1-2ubuntu0.1 Show 5 moreShow less 2.6.1-2ubuntu0.22.6.1-2ubuntu0.32.6.1-2ubuntu0.42.6.1-2ubuntu0.52.6.1-2ubuntu0.6	None known
`matanza` Ubuntu:24.04:LTS	All versions, plus listed versions 0.13+ds2-10.13+ds2-1build10.13+ds2-1build2	None known
`tdom` Ubuntu:24.04:LTS	All versions, plus listed versions 0.9.3-10.9.3-1build1	None known
`wbxml2` Ubuntu:24.04:LTS	All versions, plus listed versions 0.11.8+dfsg-30.11.8+dfsg-3build1	None known
`libxmltok` Ubuntu:Pro:24.04:LTS	All versions, plus listed versions 1.2-4ubuntu11.2-4.1ubuntu11.2-4.1ubuntu21.2-4.1ubuntu2.24.0.4.1+esm11.2-4.1ubuntu2.24.0.4.1+esm21.2-4.1ubuntu2.24.0.4.1+esm31.2-4.1ubuntu2.24.0.4.1+esm41.2-4.1ubuntu2.24.0.4.1+esm5	None known
`swish-e` Ubuntu:Pro:24.04:LTS	All versions, plus listed versions 2.4.7-6.22.4.7-6.2build12.4.7-6.2build22.4.7-6.2build32.4.7-6.2ubuntu0.1~esm1	None known
`xmlrpc-c` Ubuntu:Pro:24.04:LTS	All versions, plus listed versions 1.33.14-111.33.14-11.11.33.14-121.33.14-12build11.33.14-12build21.33.14-12ubuntu0.1~esm1	None known
`cadaver` Ubuntu:25.10	All versions, plus listed versions 0.26+dfsg-2	None known
`expat` Ubuntu:25.10	All versions, plus listed versions 2.7.1-12.7.1-22.7.1-2ubuntu0.2	None known
`matanza` Ubuntu:25.10	All versions, plus listed versions 0.13+ds2-2	None known
`swish-e` Ubuntu:25.10	All versions, plus listed versions 2.4.7-6.32.4.7-6.3build12.4.7-7	None known
`tdom` Ubuntu:25.10	All versions, plus listed versions 0.9.5.1-20.9.5.1-3	None known
`wbxml2` Ubuntu:25.10	All versions, plus listed versions 0.11.10+dfsg-2	None known
`xmlrpc-c` Ubuntu:25.10	All versions, plus listed versions 1.59.03-71.59.03-91.59.03-101.59.03-10.1	None known
`cadaver` Ubuntu:26.10	All versions, plus listed versions 0.28+dfsg-2	None known
`expat` Ubuntu:26.10	All versions, plus listed versions 2.7.4-12.8.1-12.8.2-12.8.3-12.8.3-1ubuntu1	None known
`matanza` Ubuntu:26.10	All versions, plus listed versions 0.13+ds2-2build1	None known
`swish-e` Ubuntu:26.10	All versions, plus listed versions 2.4.7-7.12.4.7-7.22.4.7-7.2build1	None known
`tdom` Ubuntu:26.10	All versions, plus listed versions 0.9.6-20.9.6-3	None known
`wbxml2` Ubuntu:26.10	All versions, plus listed versions 0.11.10+dfsg-30.11.10+dfsg-4	None known
`xmlrpc-c` Ubuntu:26.10	All versions, plus listed versions 1.60.05-11.60.05-1build1	None known
`cadaver` Ubuntu:26.04:LTS	All versions, plus listed versions 0.26+dfsg-20.28+dfsg-10.28+dfsg-2	None known
`expat` Ubuntu:26.04:LTS	All versions, plus listed versions 2.7.1-22.7.3-12.7.4-12.7.4-1ubuntu0.12.7.4-1ubuntu0.2	None known
`matanza` Ubuntu:26.04:LTS	All versions, plus listed versions 0.13+ds2-20.13+ds2-2build1	None known
`tdom` Ubuntu:26.04:LTS	All versions, plus listed versions 0.9.5.1-30.9.6-2	None known
`wbxml2` Ubuntu:26.04:LTS	All versions, plus listed versions 0.11.10+dfsg-20.11.10+dfsg-2build10.11.10+dfsg-3	None known
`xmlrpc-c` Ubuntu:26.04:LTS	All versions, plus listed versions 1.59.03-10.11.60.05-1	None known
`swish-e` Ubuntu:Pro:26.04:LTS	All versions, plus listed versions 2.4.7-72.4.7-7.12.4.7-7.1ubuntu0.1~esm1	None known
`tdom` openSUSE:Tumbleweed	before 0.9.6-1.1	0.9.6-1.1

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-66382 is a low vulnerability (CVSS 2.9) in Libexpat Project Libexpat, published November 28, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.22%, the 12th percentile. Fixed in expat 2.8.2-1.

References

Show 5 moreShow less