CVSS v3
8.8
HIGH
EPSS Score
14.4%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
In PHP versions 7.4.x below 7.4.30, 8.0.x below 8.0.20, and 8.1.x below 8.1.7, when pdo_mysql extension with mysqlnd driver, if the third party is allowed to supply host to connect to and the password for the connection, password of excessive length can trigger a buffer overflow in PHP, which can lead to a remote code execution vulnerability.
In PHP versions 7.4.x below 7.4.30, 8.0.x below 8.0.20, and 8.1.x below 8.1.7, when pdo_mysql extension with mysqlnd driver, if the third party is allowed to supply host to connect to and the password for the connection, password of excessive length can trigger a buffer overflow in PHP, which can lead to a remote code execution vulnerability.
Active exploitation of CVE-2022-31626 has not been confirmed. The EPSS score is 14.4%, indicating the estimated probability of exploitation in the next 30 days.
CVE-2022-31626 has a CVSS v3 base score of 8.8 (HIGH severity).
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Ranked by exploit probability (EPSS).