# CVE-2020-7067

## Summary

- **CVE ID:** CVE-2020-7067
- **Severity:** HIGH
- **CVSS Score:** 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
- **CWE:** CWE-125, CWE-196
- **Published:** Apr 27, 2020
- **Last Modified:** Mar 14, 2026

## Description

In PHP versions 7.2.x below 7.2.30, 7.3.x below 7.3.17 and 7.4.x below 7.4.5, if PHP is compiled with EBCDIC support (uncommon), urldecode() function can be made to access locations past the allocated memory, due to erroneously using signed numbers as array indexes.

## Affected Products

- PHP Group — PHP (7.2.x below 7.2.30)
- PHP Group — PHP (7.3.x below 7.3.17 and 7.4.x below 7.4.5)

## References

- [CNA](https://www.debian.org/security/2020/dsa-4717)
- [CNA](https://www.debian.org/security/2020/dsa-4719)
- [CNA](https://www.oracle.com/security-alerts/cpuoct2020.html)
- [CNA](https://bugs.php.net/bug.php?id=79465)
- [CNA](https://security.netapp.com/advisory/ntap-20200504-0001/)
- [CNA](https://www.oracle.com/security-alerts/cpuApr2021.html)
- [CNA](https://www.tenable.com/security/tns-2021-14)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 9.98%
- **EPSS Percentile:** 92.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._