CVE-2025-65082
Apache HTTP Server: CGI environment variable override
6.5
MEDIUM
CVSS 3.1
EPSS 0.14%
Description
Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache HTTP Server through environment variables set via the Apache configuration unexpectedly superseding variables calculated by the server for CGI programs. This issue affects Apache HTTP Server from 2.4.0 through 2.4.65. Users are recommended to upgrade to version 2.4.66 which fixes the issue.
How to fix CVE-2025-65082
To remediate CVE-2025-65082, upgrade the affected package to a fixed version below.
- —upgrade to 2.4.66-r0 or later
- —upgrade to 2.4.66 or later
- —upgrade to 2.4.66-1~deb11u1 or later
Is CVE-2025-65082 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.4.66-r0
- >= 2.4.0, < 2.4.66
- from 0, < 2.4.66-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |