CRITICAL

CVE-2014-3622

CVSS v3

9.8

CRITICAL

EPSS Score

3.1 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

CVE-2014-3622 Red Hat Product Security
php: post handler potential illegal efree() vulnerability

Full record on NVD

Description

Use-after-free vulnerability in the add_post_var function in the Posthandler component in PHP 5.6.x before 5.6.1 might allow remote attackers to execute arbitrary code by leveraging a third-party filter extension that accesses a certain ksep value.

Technical details

Published: 2020-02-19

Frequently asked questions

What is CVE-2014-3622?

Is CVE-2014-3622 actively exploited?

Active exploitation of CVE-2014-3622 has not been confirmed. Its EPSS score was 3.1% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2014-3622?

CVE-2014-3622 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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