SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-2690

A vulnerability, which was classified as critical, was found in yiisoft Yii2 up to 2.0.39.

MEDIUM 5.3EPSS 0.65%

Does this matter?

Lower severity and a low EPSS score (0.65%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability, which was classified as critical, was found in yiisoft Yii2 up to 2.0.39. This affects the function Generate of the file phpunit\src\Framework\MockObject\MockClass.php. The manipulation leads to deserialization. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS 4.0
5.3 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.65% probability · 49th percentile
CISA KEV
Not listed
Weakness
CWE-20, CWE-502
Affected
yiiframework/yii
Source
cna@vuldb.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.