CVE-2010-1914

5.0 MEDIUM 1% exploit odds No fix listed

What it is

The Zend Engine in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allows context-dependent attackers to obtain sensitive information by interrupting the handler for the (1) ZEND_BW_XOR opcode (shift_left_function), (2) ZEND_SL opcode (bitwise_xor_function), or (3) ZEND_SR opcode (shift_right_function), related to the convert_to_long_base function.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 1.4% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2010-05-12 11:46 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:19 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 1.4% in the next 30 days (EPSS).
Severity: 5.0 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2010-05-12 11:46 UTC
Last modified: 2026-06-16 23:19 UTC
Exploit probability: 1.4% · EPSS, next 30 days
Weakness: CWE-200 · Information exposure
Record status: Modified

Affected

PHP 5.2.0
PHP 5.2.1
PHP 5.2.2
PHP 5.2.3
PHP 5.2.4
PHP 5.2.5
PHP 5.2.6
PHP 5.2.7

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-2010-1914.md and follow it. Check whether this project is affected by CVE-2010-1914. 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