How many CVEs does PHP have?

PHP has 791 published CVE records since 1999, including 27 in the last two years.

How many PHP CVEs are in CISA KEV?

Yes — 5 of PHP's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.

Which PHP products have the most CVEs?

The PHP products with the most published CVEs are php, php-src, pear, archive_tar, student_enrollment.

What are the most common weakness types in PHP CVEs?

PHP's CVEs most often map to these CWE weakness types: CWE-125 (Out-of-bounds Read), CWE-20 (Improper Input Validation), CWE-476 (NULL Pointer Dereference), CWE-787 (Out-of-bounds Write).

Are there public exploits for PHP vulnerabilities?

Yes — 203 of PHP's CVEs have a known public exploit.

How many critical PHP vulnerabilities are there?

PHP has 177 critical and 264 high-severity CVEs.

What is the average severity of PHP CVEs?

The average CVSS base score across PHP's scored CVEs is 7.0.

RadicalNotion.AI

Log in Start free

Log in

Log in Start free

791 CVEs

5 in CISA KEV

PHP Vulnerabilities

Name: PHP vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for PHP.

791

Total CVEs

Published

5

In CISA KEV

Exploited in the wild

203

Public exploits

PoC or exploit code

7.0

Avg CVSS

1999–2026

Overview

PHP has 791 published CVE records since 1999, of which 5 are in CISA's Known Exploited Vulnerabilities catalog and 203 have a known public exploit. The average CVSS base score across scored CVEs is 7.0.

This page aggregates every publicly disclosed vulnerability (CVE) affecting PHP products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on PHP's vulnerability posture, as a share of its 791 published CVEs.

Average CVSS: 7.0
Critical / high: 56%
Actively exploited (KEV): 1%
Public exploit available: 26%
Patch available: 71%

Severity and exploitation

How the CVSS severity of PHP's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical177

High264

Medium320

Low30

In CISA’s Known Exploited Vulnerabilities catalog

5

5 of PHP's CVEs are confirmed exploited in the wild.

Public exploits

203

203 of PHP's CVEs have a known public exploit available.

Most affected products

The PHP products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in PHP CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish PHP CVE records.

Disclosure activity by year

How many PHP CVEs were published each year.

2019

37

2020

21

2021

10

2022

11

2023

7

2024

25

2025

13

2026

14

Latest PHP CVEs

The most recently disclosed vulnerabilities affecting PHP.

ext/openssl: Memory corruption in openssl_encrypt with AES-WRAP-PAD
CWE-122
Medium · CVSS 5.6
EPSS 0.3%2026-07-03
FrankenPHP: Unsafe Unicode Handling in CGI Path Splitting Allows Execution of Non-PHP Files
CWE-178
High · CVSS 8.1
EPSS 0.6%2026-06-10
DoS attack via DOMNode::C14N()
CWE-404
Medium · CVSS 6.3
EPSS 0.4%2026-05-10
Global buffer over-read in mb_convert_encoding() with attacker-supplied encoding
CWE-125
Medium · CVSS 6.3
EPSS 0.5%2026-05-10
Out-of-bounds read in urldecode() on NetBSD
CWE-125
Medium · CVSS 6.3
EPSS 0.3%2026-05-10
Use-After-Free in SOAP using Apache map
CWE-416
Critical · CVSS 9.5
EPSS 0.7%2026-05-10
Null pointer dereference in php_mb_check_encoding() via mb_ereg_search_init()
CWE-476
Low · CVSS 2.1
EPSS 0.2%2026-05-10
SoapServer session-persisted object use-after-free via SOAP header fault
CWE-416
Medium · CVSS 6.3
EPSS 0.3%2026-05-10
NULL pointer dereference in SOAP apache:Map decoder with missing
CWE-476
Low · CVSS 2.9
EPSS 0.8%2026-05-10
SQL injection in pdo_firebird via NUL bytes in quoted strings
CWE-89
High · CVSS 7.4
EPSS 0.3%2026-05-10
Signed integer overflow in metaphone()
CWE-190
Medium · CVSS 6.3
EPSS 0.5%2026-05-10
XSS within PHP-FPM status endpoint
CWE-79
High · CVSS 7.3
EPSS 0.2%2026-05-10

Track new PHP CVEs as they are disclosed and get AI-written analysis and remediation guidance.

Monitor PHP CVEs

Other vendors

Browse vulnerabilities for other tracked vendors.

Hewlett Packard Enterprise895 CVEs Schneider Electric881 CVEs ImageMagick814 CVEs oretnom23766 CVEs Wireshark748 CVEs WordPress739 CVEs Broadcom702 CVEs Trend Micro684 CVEs

Browse all vendors

Frequently asked questions

Common questions about PHP vulnerabilities.

How many CVEs does PHP have?: PHP has 791 published CVE records since 1999, including 27 in the last two years.
How many PHP CVEs are in CISA KEV?: Yes — 5 of PHP's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.
Which PHP products have the most CVEs?: The PHP products with the most published CVEs are php, php-src, pear, archive_tar, student_enrollment.
What are the most common weakness types in PHP CVEs?: PHP's CVEs most often map to these CWE weakness types: CWE-125 (Out-of-bounds Read), CWE-20 (Improper Input Validation), CWE-476 (NULL Pointer Dereference), CWE-787 (Out-of-bounds Write).
Are there public exploits for PHP vulnerabilities?: Yes — 203 of PHP's CVEs have a known public exploit.
How many critical PHP vulnerabilities are there?: PHP has 177 critical and 264 high-severity CVEs.
What is the average severity of PHP CVEs?: The average CVSS base score across PHP's scored CVEs is 7.0.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

Track PHP vulnerabilities

Monitor new PHP vulnerabilities as they are disclosed, with AI-written analysis and remediation guidance.

Start free See pricing