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HIGH

CVE-2025-53020

CVSS v3

7.5

HIGH

EPSS Score

3.4 %

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

Late Release of Memory after Effective Lifetime vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: from 2.4.17 up to 2.4.63. Users are recommended to upgrade to version 2.4.64, which fixes the issue.

Technical details

CVSS v3 Vector
3.1
Published
2025-07-10
Last Modified
2025-11-04

Frequently asked questions

What is CVE-2025-53020?

Late Release of Memory after Effective Lifetime vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: from 2.4.17 up to 2.4.63. Users are recommended to upgrade to version 2.4.64, which fixes the issue.

Is CVE-2025-53020 actively exploited?

Active exploitation of CVE-2025-53020 has not been confirmed. The EPSS score is 3.4%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-53020?

CVE-2025-53020 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string 3.1.

Is CVE-2025-53020 affecting your environment?

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