CVE-2021-44138
CVSS v3
7.5
HIGH
EPSS Score
12.3 %
exploit probability, as of 2026-10-05
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
There is a Directory traversal vulnerability in Caucho Resin, as distributed in Resin 4.0.52 - 4.0.56, which allows remote attackers to read files in arbitrary directories via a ; in a pathname within an HTTP request.
Technical details
- Published
- 2022-04-04
Frequently asked questions
What is CVE-2021-44138?
There is a Directory traversal vulnerability in Caucho Resin, as distributed in Resin 4.0.52 - 4.0.56, which allows remote attackers to read files in arbitrary directories via a ; in a pathname within an HTTP request.
Is CVE-2021-44138 actively exploited?
Active exploitation of CVE-2021-44138 has not been confirmed. Its EPSS score was 12.3% on 2026-10-05, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2021-44138?
CVE-2021-44138 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2021-44138 affecting your environment?
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