CVE-2025-53020: exploitation status and patch state

CVE-2025-53020 · CVSS 7.5 HIGH · EPSS 5%

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 exploited?

• Not in the CISA KEV catalog.
• EPSS puts exploitation in the next 30 days at 5%.
• Public exploit code: none found in monitored sources.

Which products and versions are affected?

No affected package list recorded here yet.

Is there a patch?

No patch identifier recorded here yet.

What PlainSec published about CVE-2025-53020

• HTTP/2 Defaults Share a Fast Memory-Exhaustion Path (2026-06-05)

Primary sources

• NVD record

What this record does not say

• No affected package data.
• No patch identifier.

KEV and EPSS are re-checked daily. Record last updated 2026-08-11.