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CRITICAL

CVE-2020-23361

CVSS v3

9.8

CRITICAL

EPSS Score

1.2 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

phpList 3.5.3 allows type juggling for login bypass because == is used instead of === for password hashes, which mishandles hashes that begin with 0e followed by exclusively numerical characters.

Technical details

Published
2021-01-27

Frequently asked questions

What is CVE-2020-23361?

phpList 3.5.3 allows type juggling for login bypass because == is used instead of === for password hashes, which mishandles hashes that begin with 0e followed by exclusively numerical characters.

Is CVE-2020-23361 actively exploited?

Active exploitation of CVE-2020-23361 has not been confirmed. Its EPSS score was 1.2% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-23361?

CVE-2020-23361 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2020-23361 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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