In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow.
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History
Tue, 08 Sep 2026 14:30:00 +0000
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ssvc
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Tue, 08 Sep 2026 00:15:00 +0000
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| Title | Integer Overflow in libxml2 URI Escaping Function | libxml2: libxml2: Integer overflow in xmlURIEscapeStr may lead to arbitrary code execution |
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threat_severity
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Sat, 05 Sep 2026 06:15:00 +0000
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| Title | Integer Overflow in libxml2 URI Escaping Function |
Sat, 05 Sep 2026 04:45:00 +0000
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| Description | In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow. | |
| First Time appeared |
Xmlsoft
Xmlsoft libxml2 |
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| Weaknesses | CWE-190 | |
| CPEs | cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:* | |
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Xmlsoft
Xmlsoft libxml2 |
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cvssV3_1
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Status: PUBLISHED
Assigner: mitre
Published: 2026-09-05T04:23:14.686Z
Updated: 2026-09-08T13:04:24.068Z
Reserved: 2026-09-05T04:23:14.327Z
Link: CVE-2026-86139
Updated: 2026-09-08T13:04:08.909Z
Status : Awaiting Analysis
Published: 2026-09-05T05:17:12.730
Modified: 2026-09-08T21:14:09.040
Link: CVE-2026-86139