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No exploitation reportedFix available

CVE-2024-11236

No exploitation reported by the sources we read.

  • Published2024-11-24
  • Fixed in8.3.14 · 8.2.26 · 8.1.31
  • WeaknessCWE-190 · CWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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

dates in UTC
  1. 2024-11-2401:15CVE publishedNVD

Versions per branch

NVD · OSV · CISA-ADP
PHP
BranchAffectedFixed in
8.3≥ 8.3.0, < 8.3.148.3.14
8.2≥ 8.2.0, < 8.2.268.2.26
8.1≥ 8.1.0, < 8.1.318.1.31
8.1< 8.1.318.1.31
Php group php
BranchAffectedFixed in
8.3≥ 8.3.0, < 8.3.148.3.14
8.2≥ 8.2.0, < 8.2.268.2.26
8.1≥ 8.1.0, < 8.1.318.1.31

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As php, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • PHP Group PHPother versions: affected

    platforms: 32 bit

    Affected
    • ≥ 8.1.*, < 8.1.31fixed in 8.1.31semver
    • ≥ 8.2.*, < 8.2.26fixed in 8.2.26semver
    • ≥ 8.3.*, < 8.3.14fixed in 8.3.14semver

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2024-11-24

Distribution builds and vendor advisories

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.

Packages

  • phpopenEuler:24.03-LTSall versions · fixed in 8.3.14-1.oe2403
  • phpopenEuler:22.03-LTS-SP4all versions · fixed in 8.0.30-7.oe2203sp4
  • phpopenEuler:22.03-LTS-SP3all versions · fixed in 8.0.30-7.oe2203sp3
  • phpopenEuler:22.03-LTS-SP1all versions · fixed in 8.0.30-7.oe2203sp1
  • phpopenEuler:20.03-LTS-SP4all versions · fixed in 8.0.30-7.oe2003sp4
  • phpMageia:9all versions · fixed in 8.2.26-1.mga9
  • phpAzure Linux:3all versions · fixed in 8.3.14-1
  • phpAzure Linux:2all versions · fixed in 8.1.31-1

30 more package ranges on OSV.dev

Vendor advisories

  • CVE-2024-11236 Red Hat Product Security

    php: Integer overflow in the firebird and dblib quoters causing OOB writes

Full record on NVD

Fix

  1. Update PHP to 8.3.14 · 8.2.26 · 8.1.31

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionnone2024-11-24
  • CNACVSS 3.19.8known since 2026-10-23
  • NVDCVSS 3.19.8read 2026-10-23
  • CNAweakness (CWE)CWE-787known since 2026-10-23
  • NVDweakness (CWE)CWE-190read 2026-10-23
  • FIRST EPSSEPSS score2.1 %2026-11-08
  • OSVaffected packages—
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2024-11-24
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-5hqh-c84r-qjcv

Frequently asked questions

What is CVE-2024-11236?

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.

Is CVE-2024-11236 actively exploited?

Active exploitation of CVE-2024-11236 has not been confirmed. Its EPSS score was 2.1% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-11236?

CVE-2024-11236 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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