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CVE-2014-8142

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.36, 5.5.x before…

High7.5EPSS 55.1%
Published
Updated
Reserved
Assigned by
redhat

Description

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.36, 5.5.x before 5.5.20, and 5.6.x before 5.6.4 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages improper handling of duplicate keys within the serialized properties of an object, a different vulnerability than CVE-2004-1019.

Scores

CVSS scores of CVE-2014-8142, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0High7.5AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS (exploitation in 30 days)
55.1% · top 1.0% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

  • n/a

Affected products

  • n/a

    • affected n/a

References (17)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .