How severe is CVE-2024-11233?

CVE-2024-11233 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.

Is CVE-2024-11233 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-11233?

CVE-2024-11233 affects Php. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-11233?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-11233 have an EU (EUVD) identifier?

Yes. CVE-2024-11233 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-33765.

When was CVE-2024-11233 published?

CVE-2024-11233 was published on 2024-11-24 and last updated on 2026-06-17.

CVE-2024-11233

CVE-2024-11233 is a medium-severity vulnerability in Php with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-33765
Weakness: CWE-787
Affected product: Php
Published: 2024-11-24
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2024-11233?: 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.
How severe is CVE-2024-11233?: CVE-2024-11233 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.
Is CVE-2024-11233 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-11233?: CVE-2024-11233 affects Php. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-11233?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-11233 have an EU (EUVD) identifier?: Yes. CVE-2024-11233 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-33765.
When was CVE-2024-11233 published?: CVE-2024-11233 was published on 2024-11-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

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Threat intelligence

Threat-intel indicators referencing this CVE:

41.205.23.59 (ipv4-addr)
152.89.64.17 (ipv4-addr)
45.177.210.193 (ipv4-addr)
39.164.91.67 (ipv4-addr)
122.3.106.113 (ipv4-addr)