PT-2026-48844 · Apache · Apache Cxf

R3Dw0Lfsec + 1 · CVE-2026-49875 · Published 2026-06-12 · Updated 2026-07-28

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Apache CXF versions prior to 4.2.2 Apache CXF versions prior to 4.1.7

Description The EndpointReferenceUtils and W3CMultiSchemaFactory classes construct a SAXParserFactory without the required JAXP hardening configurations. This allows for out-of-band (OOB) external entity resolution, a process where an XML parser is tricked into accessing external resources via external entities.

Recommendations Upgrade to version 4.2.2. Upgrade to version 4.1.7.

Exploit

Fix

DoS

XXE

Weakness Enumeration

CWE-611

Related Identifiers

CVE-2026-49875

Affected Products

Apache Cxf

References · 18

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49875.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-49875 · Security Note
• https://access.redhat.com/errata/RHSA-2026:36839 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2026:37390 · Vendor Advisory
• https://lists.apache.org/thread/3kb9w5bg90xcp06fccoz9k3gpsvyy79o · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-49875 · Vendor Advisory
• https://twitter.com/SecAlertsCo/status/2066590305776730231 · Twitter Post
• https://t.me/CVEtracker/56687 · Telegram Post
• https://bugzilla.redhat.com/show_bug.cgi?id=2488309 · Note
• https://twitter.com/vulnipulse/status/2079294337993843046 · Twitter Post
• https://t.me/cveNotify/225502 · Telegram Post
• https://twitter.com/infoflowcloud/status/2065463140083503224 · Twitter Post
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-49875.json · Note
• https://twitter.com/CVEnew/status/2065461542737371160 · Twitter Post
• http://openwall.com/lists/oss-security/2026/06/11/2 · Note