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Http Server EUVDEUVD-2025-201404

| CVE-2025-65082 MEDIUM
Improper Neutralization of Escape, Meta, or Control Sequences (CWE-150)
2025-12-05 security@apache.org
Apache Information Disclosure Http Server
6.5
CVSS 3.1 · Vendor: apache
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Vulnerability Assessment

Weakness
CWE
CWE-150
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Escape character neutralization
Impact

CVSS 6.5. EPSS 0.2%. No patch confirmed.
Exploit ScenarioDerived

An attacker could exploit this vulnerability in Apache HTTP Server to compromise the security of affected deployments, potentially impacting confidentiality, integrity, or availability.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 15, 2026

A security vulnerability in Apache HTTP Server (CVSS 6.5). Remediation should follow standard vulnerability management procedures.

Earlier versions of this analysis (1)
v1 Mar 15, 2026 - 17:08 CVSS 6.5

Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache HTTP Server through environment variables set via the Apache configuration unexpectedly superseding variables calc

RemediationAI

Monitor vendor channels for patch availability.

Affected VersionsENISA

Apache HTTP Server 2.4.0 ≤2.4.65

Affected Packages

euvd apache_http_server no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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Technical ContextAI · show details

Vulnerability type not specified by vendor. Affects Apache HTTP Server.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

Vendor (apache) PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Ubuntu LOW
SUSE MEDIUM
Red Hat 6.5 MEDIUM

Primary rating from Vendor (apache).

CVSS VectorVendor: apache

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

2
Patch released
Mar 31, 2026 - 21:13 nvd
Patch available
CVE Published
Dec 05, 2025 - 11:15 nvd
MEDIUM 6.5

DescriptionCVE.org

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.

Executive ViewAI

Why It Matters

Organizations using Apache HTTP Server should be aware of notable risk from CVE-2025-65082 rated CVSS 6.5. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Moderate
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.2%
Top 64% exploitable
Data Quality
5 sources
Confidence: Medium
EUVD NVD CVE.org EPSS Vendor VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.2%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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Same weakness CWE-150 – Improper Neutralization of Escape, Meta, or Control Sequences

View all
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CVE-2023-40185 HIGH POC
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CVE-2025-55754 CRITICAL
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CVE-2024-36052 HIGH POC
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CVE-2024-33899 HIGH POC
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Same technique Information Disclosure

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CVE-2013-2251 CRITICAL POC
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CVE-2025-24813 CRITICAL POC
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CVE-2025-68613 HIGH POC
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CVE-2015-1701 HIGH POC
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CVE-2017-0147 HIGH POC
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Vendor StatusVendor

Ubuntu

Priority: Low
apache2
Release Status Version
trusty needs-triage -
xenial needs-triage -
bionic needs-triage -
focal needs-triage -
upstream released 2.4.66
plucky ignored end of life, was needs-triage
jammy released 2.4.52-1ubuntu4.18
noble released 2.4.58-1ubuntu8.10
questing released 2.4.64-1ubuntu3.2
USN-7968-1

Debian

Bug #1121926
apache2
Release Status Fixed Version Urgency
bullseye fixed 2.4.66-1~deb11u1 -
bullseye (security) fixed 2.4.66-1~deb11u1 -
bookworm fixed 2.4.66-1~deb12u1 -
bookworm (security) vulnerable 2.4.62-1~deb12u2 -
trixie fixed 2.4.66-1~deb13u1 -
forky, sid fixed 2.4.66-8 -
(unstable) fixed 2.4.66-1 -
DLA-4452-1

SUSE

Severity: Medium
Product Status
Container suse/manager/4.3/proxy-httpd:4.3.16.2.9.73.6 Image SLES15-SP4-Manager-Server-4-3-BYOS Image SLES15-SP4-Manager-Server-4-3-BYOS-Azure Image SLES15-SP4-Manager-Server-4-3-BYOS-EC2 Image SLES15-SP4-Manager-Server-4-3-BYOS-GCE Image SLES15-SP4-SAP Image SLES15-SP4-SAP-Azure Image SLES15-SP4-SAP-EC2 Image SLES15-SP4-SAP-GCE Image SLES15-SP4-SAPCAL Image SLES15-SP4-SAPCAL-Azure Image SLES15-SP4-SAPCAL-EC2 Image SLES15-SP4-SAPCAL-GCE Image SLES15-SP5-SAPCAL-Azure Image SLES15-SP5-SAPCAL-EC2 Image SLES15-SP5-SAPCAL-GCE Affected
Container suse/manager/5.0/x86_64/proxy-httpd:latest Container suse/manager/5.0/x86_64/server:latest Image SLES15-SP6-SAP Image SLES15-SP6-SAP-Azure Image SLES15-SP6-SAP-EC2 Image SLES15-SP6-SAP-GCE Image SLES15-SP6-SAPCAL Image SLES15-SP6-SAPCAL-Azure Image SLES15-SP6-SAPCAL-EC2 Image SLES15-SP6-SAPCAL-GCE Affected
Container suse/multi-linux-manager/5.1/x86_64/proxy-httpd:5.1.2.8.15.2 Container suse/multi-linux-manager/5.1/x86_64/proxy-salt-broker:5.1.2.9.13.2 Container suse/multi-linux-manager/5.1/x86_64/server:5.1.2.8.13.2 Image SLES15-SP7-SAPCAL-Azure Image SLES15-SP7-SAPCAL-EC2 Image SLES15-SP7-SAPCAL-GCE Image proxy-httpd-image Image server-image Affected
Container suse/sl-micro/6.0/baremetal-os-container:2.1.3-4.26 Container suse/sl-micro/6.0/base-os-container:2.1.3-4.26 Container suse/sl-micro/6.0/kvm-os-container:2.1.3-4.27 Container suse/sl-micro/6.0/rt-os-container:2.1.3-5.25 Image SL-Micro Image SLE-Micro Image SLE-Micro-Azure Image SLE-Micro-BYOS Image SLE-Micro-BYOS-Azure Image SLE-Micro-BYOS-EC2 Image SLE-Micro-BYOS-GCE Image SLE-Micro-EC2 Image SLE-Micro-GCE Affected
Container suse/sl-micro/6.1/baremetal-os-container:2.2.0-3.1 Image SL-Micro-Azure Image SL-Micro-BYOS-Azure Image SL-Micro-BYOS-EC2 Image SL-Micro-BYOS-GCE Image SL-Micro-EC2 Image SUSE-Multi-Linux-Manager-Proxy-BYOS-Azure Image SUSE-Multi-Linux-Manager-Proxy-BYOS-EC2 Image SUSE-Multi-Linux-Manager-Proxy-BYOS-GCE Image SUSE-Multi-Linux-Manager-Server-Azure-llc Image SUSE-Multi-Linux-Manager-Server-Azure-ltd Image SUSE-Multi-Linux-Manager-Server-BYOS-Azure Image SUSE-Multi-Linux-Manager-Server-BYOS-EC2 Image SUSE-Multi-Linux-Manager-Server-BYOS-GCE Image SUSE-Multi-Linux-Manager-Server-EC2-llc Image SUSE-Multi-Linux-Manager-Server-EC2-ltd Affected

References

Advisories & patches
ADVISORY https://access.redhat.com/errata/RHSA-2025:23732 ADVISORY https://access.redhat.com/errata/RHSA-2025:23919 ADVISORY https://access.redhat.com/errata/RHSA-2025:23932 ADVISORY https://access.redhat.com/errata/RHSA-2026:2994 ADVISORY https://access.redhat.com/errata/RHSA-2026:2995 ADVISORY https://httpd.apache.org/security/vulnerabilities_24.html ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2025-65082 ADVISORY https://security-tracker.debian.org/tracker/dla-4452-1 ADVISORY https://ubuntu.com/security/notices/USN-7968-1 ADVISORY https://vuldb.com/vuln/334273 ADVISORY https://www.suse.com/support/update/SUSE-SU-2025:4488/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2025:4518/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:0019/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:0020/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20081/ REF http://www.openwall.com/lists/oss-security/2025/12/04/7

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