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Vulnerability record · CVE-2024-11233 · published 24 November 2024

CVE-2024-11233: Php heap-based buffer overflow vulnerability

Php · Php

In PHP versions 8.1.* before 8.1.31, 8.2.* before 8.2.26, 8.3.* before 8.3.14, due to an error in convert.quoted-printable-decode filter certain data can lead to buffer overread by one byte, which can in certain circumstances lead to crashes or disclose content of other memory areas.

8.2 CVSS 3.1 High EPSS 1.6% · top 25.1% CWE-122 · Heap-based buffer overflowCWE-787 · Out-of-bounds write
8.2CVSS 3.1 base score
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

In PHP versions 8.1.* before 8.1.31, 8.2.* before 8.2.26, 8.3.* before 8.3.14, due to an error in convert.quoted-printable-decode filter certain data can lead to buffer overread by one byte, which can in certain circumstances lead to crashes or disclose content of other memory areas.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/php/php-src/security/advisories/GHSA-r977-prxv-hc43 ExploitVendor Advisory
https://lists.debian.org/debian-lts-announce/2024/12/msg00007.html
https://security.netapp.com/advisory/ntap-20241220-0008/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-11233), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.