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CVE-2026-86142

ADVISORY - nist

Summary

In libxml2 before 2.15.4, there is a heap-based buffer overflow in xmlXPtrEvalXPtrPart because of xmlXPtrEval xpointer length saturation.

EPSS Score⁠: 0.00215 (0.105)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-122⁠

Heap-based Buffer Overflow

Impacted images

Advisories

NIST

CREATED

UPDATED

ADVISORY IDCVE-2026-86142⁠
EXPLOITABILITY SCORE

1.4

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-122⁠

CVSS SCORE

6.9medium

Alpine

CREATED

UPDATED

ADVISORY IDCVE-2026-86142⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM ADVISORY

Debian

CREATED

UPDATED

ADVISORY IDCVE-2026-86142⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM ADVISORY

Ubuntu

CREATED

UPDATED

ADVISORY IDCVE-2026-86142⁠
EXPLOITABILITY SCORE

1.8

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

7.8medium

Alma

CREATED

UPDATED

ADVISORY IDALSA-2026:71585⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Rocky

CREATED

UPDATED

ADVISORY IDRLSA-2026:71585⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Rocky

CREATED

UPDATED

ADVISORY IDRLSA-2026:71586⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Oracle

CREATED

UPDATED

ADVISORY IDELSA-2026-71585⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Oracle

CREATED

UPDATED

ADVISORY IDELSA-2026-71586⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Ahigh

Photon

CREATED

UPDATED

ADVISORY ID

CVE-2026-86142

EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

7.8high