CVE-2007-1380

5.0 MEDIUM 9% exploit odds No fix listed Memory safety Web app

What it is

The php_binary serialization handler in the session extension in PHP before 4.4.5, and 5.x before 5.2.1, allows context-dependent attackers to obtain sensitive information (memory contents) via a serialized variable entry with a large length value, which triggers a buffer over-read.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 9.4% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2007-03-10 00:19 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:37 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 9.4% in the next 30 days (EPSS).
Severity: 5.0 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2007-03-10 00:19 UTC
Last modified: 2026-06-16 22:37 UTC
Exploit probability: 9.4% · EPSS, next 30 days
Record status: Modified

Affected

PHP 4.0
PHP 4.0.0
PHP 4.0.1
PHP 4.0.2
PHP 4.0.3
PHP 4.0.4
PHP 4.0.5
PHP 4.0.6

Attack profile CVSS 2.0 · 5.0

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: Partial
Integrity: None
Availability: None

Raw vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2007-1380.md and follow it. Check whether this project is affected by CVE-2007-1380. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record