Ansible. Sensitive EUVD-2025-21136

| CVE-2025-53861 LOW
Cleartext Transmission of Sensitive Information (CWE-319)
2025-07-11 [email protected]
XSS
3.1
CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 16, 2026 - 08:17 vuln.today
EUVD ID Assigned
Mar 16, 2026 - 08:17 euvd
EUVD-2025-21136
CVE Published
Jul 11, 2025 - 13:15 nvd
LOW 3.1

DescriptionNVD

A flaw was found in Ansible. Sensitive cookies without security flags over non-encrypted channels can lead to Man-in-the-Middle (MitM) and Cross-site scripting (XSS) attacks allowing attackers to read transmitted data.

Analysis

A flaw was found in Ansible. Sensitive cookies without security flags over non-encrypted channels can lead to Man-in-the-Middle (MitM) and Cross-site scripting (XSS) attacks allowing attackers to read transmitted data.

Technical ContextAI

Cross-site scripting (XSS) allows injection of client-side scripts into web pages viewed by other users due to insufficient output encoding. This vulnerability is classified as Cleartext Transmission of Sensitive Information (CWE-319).

RemediationAI

Encode all user-supplied output contextually (HTML, JS, URL). Implement Content Security Policy (CSP) headers. Use HTTPOnly and Secure cookie flags.

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EUVD-2025-21136 vulnerability details – vuln.today
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