CVE-2026-96889

high

Description

A flaw was found in librsvg. When processing an SVG document containing nested XML inclusions (Xincludes) with duplicate entity declarations, a use-after-free error can occur. This vulnerability arises because the library incorrectly frees an XML entity that is still in use by the parser. An attacker could potentially exploit this to cause a denial of service or execute arbitrary code.

References

https://access.redhat.com/errata/RHSA-2026:94476

https://access.redhat.com/errata/RHSA-2026:94474

https://access.redhat.com/errata/RHSA-2026:94473

https://access.redhat.com/errata/RHSA-2026:94472

https://access.redhat.com/errata/RHSA-2026:94471

https://access.redhat.com/errata/RHSA-2026:94470

https://access.redhat.com/errata/RHSA-2026:94469

https://access.redhat.com/errata/RHSA-2026:94468

https://access.redhat.com/errata/RHSA-2026:94467

https://access.redhat.com/errata/RHSA-2026:94466

https://access.redhat.com/errata/RHSA-2026:94465

https://access.redhat.com/errata/RHSA-2026:94464

https://access.redhat.com/errata/RHSA-2026:94463

https://access.redhat.com/errata/RHSA-2026:94462

https://access.redhat.com/errata/RHSA-2026:94461

https://access.redhat.com/errata/RHSA-2026:94460

https://access.redhat.com/errata/RHSA-2026:94459

https://access.redhat.com/errata/RHSA-2026:94458

https://access.redhat.com/errata/RHSA-2026:94457

https://access.redhat.com/errata/RHSA-2026:94455

https://access.redhat.com/errata/RHSA-2026:94454

https://access.redhat.com/errata/RHSA-2026:94453

https://access.redhat.com/errata/RHSA-2026:94452

https://access.redhat.com/errata/RHSA-2026:92579

https://access.redhat.com/errata/RHSA-2026:92573

https://access.redhat.com/errata/RHSA-2026:92382

https://access.redhat.com/errata/RHSA-2026:92353

https://access.redhat.com/errata/RHSA-2026:92336

https://access.redhat.com/errata/RHSA-2026:92218

https://access.redhat.com/errata/RHSA-2026:92214

https://access.redhat.com/errata/RHSA-2026:92213

https://access.redhat.com/errata/RHSA-2026:92212

https://access.redhat.com/errata/RHSA-2026:86921

https://access.redhat.com/errata/RHSA-2026:86842

https://access.redhat.com/errata/RHSA-2026:86841

https://access.redhat.com/errata/RHSA-2026:86331

Details

Source: Mitre, NVD

Published: 2026-09-23

Updated: 2026-11-04

Named Vulnerability: GHSA-cpvr-w4j5-2mpg

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00564