How severe is CVE-2025-65082?

CVE-2025-65082 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-65082 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65082?

CVE-2025-65082 affects Apache Http Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65082?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-65082 have an EU (EUVD) identifier?

Yes. CVE-2025-65082 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201404.

When was CVE-2025-65082 published?

CVE-2025-65082 was published on 2025-12-05 and last updated on 2026-06-17.

CVE-2025-65082

CVE-2025-65082 is a medium-severity vulnerability in Apache Http Server with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-150.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-201404
Weakness: CWE-150
Affected product: Apache Http Server
Published: 2025-12-05
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-65082?: 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 severe is CVE-2025-65082?: CVE-2025-65082 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-65082 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65082?: CVE-2025-65082 affects Apache Http Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65082?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-65082 have an EU (EUVD) identifier?: Yes. CVE-2025-65082 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201404.
When was CVE-2025-65082 published?: CVE-2025-65082 was published on 2025-12-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*

More vulnerabilities in Apache Http Server

CVE-2010-0425 — Critical (CVSS 10.0): modules/arch/win32/mod_isapi.c in mod_isapi in the Apache HTTP Server 2.0.37 through 2.0.63, 2.2.0 through 2.2.14, and…
CVE-2005-2700 — Critical (CVSS 10.0): ssl_engine_kernel.c in mod_ssl before 2.8.24, when using "SSLVerifyClient optional" in the global virtual host…
CVE-2004-0492 — Critical (CVSS 10.0): Heap-based buffer overflow in proxy_util.c for mod_proxy in Apache 1.3.25 to 1.3.31 allows remote attackers to cause a…
CVE-2003-0789 — Critical (CVSS 10.0): mod_cgid in Apache before 2.0.48, when using a threaded MPM, does not properly handle CGI redirect paths, which could…
CVE-1999-1293 — Critical (CVSS 10.0): mod_proxy in Apache 1.2.5 and earlier allows remote attackers to cause a denial of service via malformed FTP commands,…
CVE-1999-0926 — Critical (CVSS 10.0): Apache allows remote attackers to conduct a denial of service via a large number of MIME headers.

All CVEs affecting Apache Http Server →

Other CWE-150 vulnerabilities

CVE-2022-30123 — Critical (CVSS 10.0): A sequence injection vulnerability exists in Rack <2.0.9.1, <2.1.4.1 and <2.2.3.1 which could allow is a possible shell…
CVE-2020-6932 — Critical (CVSS 10.0): An information disclosure and remote code execution vulnerability in the slinger web server of the BlackBerry QNX…
CVE-2025-47284 — Critical (CVSS 9.9): Gardener implements the automated management and operation of Kubernetes clusters as a service. A security…
CVE-2023-26055 — Critical (CVSS 9.9): XWiki Commons are technical libraries common to several other top level XWiki projects. Starting in version…
CVE-2026-25996 — Critical (CVSS 9.8): Inspektor Gadget is a set of tools and framework for data collection and system inspection on Kubernetes clusters and…
CVE-2025-25286 — Critical (CVSS 9.8): Crayfish is a collection of Islandora 8 microservices, one of which, Homarus, provides FFmpeg as a microservice. Prior…

Browse all CWE-150 vulnerabilities →

Threat intelligence

Threat-intel indicators referencing this CVE:

37.120.213.13 (ipv4-addr)
50.255.62.89 (ipv4-addr)
147.15.15.226 (ipv4-addr)
45.84.120.3 (ipv4-addr)
77.90.185.88 (ipv4-addr)
77.90.185.87 (ipv4-addr)
74.87.117.150 (ipv4-addr)
61.76.112.4 (ipv4-addr)