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CVE-2024-11236

Integer overflow in the firebird and dblib quoters causing OOB writes

Critical9.8EPSS 2.1%
Published
Updated
Reserved
Assigned by
php

Description

In PHP versions 8.1.* before 8.1.31, 8.2.* before 8.2.26, 8.3.* before 8.3.14, uncontrolled long string inputs to ldap_escape() function on 32-bit systems can cause an integer overflow, resulting in an out-of-bounds write.

Timeline

  1. ID reserved

    By php

  2. · 9 days later

    Published

  3. · 11 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2024-11236, by who scored it
Scored byCVSSScoreVector
phpCNA (assigner)3.1Critical9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVDNVD · Modified3.1Critical9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
2.1% · top 19% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.

Weakness

Affected products

  • PHP Group · PHP

    • affected 8.1.* – < 8.1.31
    • affected 8.2.* – < 8.2.26
    • affected 8.3.* – < 8.3.14

References (3)

Sources

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

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Record last updated .