CVE-2026-86139

A flaw was found in libxml2. An integer overflow vulnerability exists in the xmlURIEscapeStr function within uri.c. This flaw could potentially lead to memory corruption, allowing an attacker to achieve information disclosure or arbitrary code execution. Mitigation To mitigate this developers mus...

libxml2: libxml2: Integer overflow in xmlURIEscapeStr may lead to arbitrary code execution

A flaw was found in libxml2. An integer overflow vulnerability exists in the xmlURIEscapeStr function within uri.c. This flaw could potentially lead to memory corruption, allowing an attacker to achieve information disclosure or arbitrary code execution...

CVE-2026-86139

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

AZL-99714 CVE-2026-86139 affecting package libxml2 2.11.5-10

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

UBUNTU-CVE-2026-86139

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

CVE-2026-86139

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

CVE-2026-86139

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

CVE-2026-86139

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

CVE-2026-86139

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

CVE-2026-86139

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

CVE-2026-86139

libxml2 before 2.15.4 contains an integer overflow in the xmlURIEscapeStr function within uri.c. The upstream fix (commit 8edbbdb0) adds a zero-length guard after xmlStrlen to catch cases where the function returns 0 for a non-empty input, preventing the overflow. According to Red Hat, the flaw c...

CVE-2026-86139

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

EUVD-2026-71832

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

PT-2026-86300

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

CVE-2026-86139: Integer Overflow or Wraparound

In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow...

Linux Distros Unpatched Vulnerability : CVE-2026-86139

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow. CVE-2026-86139 Note that Nessus relies on the presence of the package as reported by...