Which versions of Microsoft are affected by CVE-2025-29996?

CVE-2025-29996 presents notable security risk rated CVSS 8.2. Successful exploitation could significantly impact the confidentiality, integrity, or availability of affected systems.

How to fix or mitigate CVE-2025-29996?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

Microsoft CVE-2025-29996

Q: What is the CVSS score of CVE-2025-29996?

CVE-2025-29996 has a CVSS 4.0 base score of 8.2 (High). CVSS vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.2%.

HIGH

Authentication Bypass Using an Alternate Path or Channel (CWE-288)

2025-03-13 vdisclose@cert-in.org.in

Microsoft Authentication Bypass

8.2

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

8.2 HIGH

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:31 vuln.today

CVE Published

Mar 13, 2025 - 12:15 nvd

HIGH 8.2

DescriptionCVE.org

This vulnerability exists in the CAP back office application due to improper implementation of OTP verification mechanism in its API based login. A remote attacker with valid credentials could exploit this vulnerability by manipulating API request URL/payload. Successful exploitation of this vulnerability could allow the attacker to bypass Two-Factor Authentication (2FA) for other user accounts.

AnalysisAI

This vulnerability exists in the CAP back office application due to improper implementation of OTP verification mechanism in its API based login. Rated high severity (CVSS 8.2), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-288. This vulnerability exists in the CAP back office application due to improper implementation of OTP verification mechanism in its API based login. A remote attacker with valid credentials could exploit this vulnerability by manipulating API request URL/payload. Successful exploitation of this vulnerability could allow the attacker to bypass Two-Factor Authentication (2FA) for other user accounts.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.