Read the docs
TI-2016-03139 Aliases CVE-2016-3709GHSA-4p43-98m8-qxmc

Possible cross-site scripting vulnerability in libxml after commit 960f0e2.

Priority LOW 30CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Partial Red Hat: 4 fixed, 2 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-79.

Summary

Possible cross-site scripting vulnerability in libxml after commit 960f0e2.

Why it matters now

EPSS 0.01315 70th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 2 advisoriesRed Hat: 4 fixed, 2 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
—libxml22.9.x—No fix listedCNA
  • libxml2 Vendor— Affected 2.9.x Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*2.9.2 to before 2.9.11Vulnerablexmlsoft
  • cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* Versions 2.9.2 to before 2.9.11 Vulnerable ·xmlsoft

Remediation

Red Hat 2 advisories

  • RHSA-2023:4767 Released 2023-08-28 · Red Hat rating Moderate
    libxml2 security update
    • Red Hat Enterprise Linux AppStream EUS (v.8.6) libxml2-devel-2.9.7-13.el8_6.2
    • Red Hat Enterprise Linux BaseOS EUS (v.8.6) libxml2-2.9.7-13.el8_6.2, python3-libxml2-2.9.7-13.el8_6.2
  • RHSA-2022:7715 Released 2022-11-08 · Red Hat rating Moderate
    libxml2 security update
    • Red Hat Enterprise Linux AppStream (v. 8) libxml2-devel-2.9.7-15.el8
    • Red Hat Enterprise Linux BaseOS (v. 8) libxml2-2.9.7-15.el8, python3-libxml2-2.9.7-15.el8

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 7AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2022:7715
Red Hat Enterprise Linux AppStream EUS (v.8.6)Fixed RHSA-2023:4767
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2022:7715
Red Hat Enterprise Linux BaseOS EUS (v.8.6)Fixed RHSA-2023:4767
Not affected: 2 products
  • Red Hat Enterprise Linux 9
  • Red Hat JBoss Core Services

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-3709
  2. 2026-10-03 Alias added: GHSA-4p43-98m8-qxmc

References

Exploit 1

  • TI-2020-06117 xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation. CVSS 3.1HIGH 7.5
  • TI-2025-05441 Libxml2: integer overflow in xmlbuildqname() leads to stack buffer overflow in libxml2 CVSS 3.1HIGH 7.5
  • TI-2024-22792 An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. CVSS 3.1HIGH 7.5
  • TI-2017-06514 libxml2 20904-GITv2.9.4-16-g0741801 is vulnerable to a heap-based buffer over-read in the… CVSS 3.1HIGH 7.5
  • TI-2022-19140 An issue was discovered in libxml2 before 2.10.3. CVSS 3.1HIGH 7.5
  • TI-2025-23491 Out-of-bounds read in xmlsoft libxml2 CVSS 3.1HIGH 7.5
See all 114 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences