Detections
Analytics

Security Updates for Azure DevOps 2022 XSS (February 2026)

medium Nessus Plugin ID 298994

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Synopsis

The Microsoft Team Foundation Server is missing a security update.

Description

The Microsoft Team Foundation Server is missing a security update. It is, therefore, affected by the following vulnerability:

 - A session spoofing vulnerability exists. An attacker can exploit this to perform actions with the privileges of another user. (CVE-2026-21512)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Microsoft has released security updates to address this issue.

See Also

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21512

Plugin Details

Severity: Medium

ID: 298994

File Name: smb_nt_ms26_feb_azure_devops_server.nasl

Version: 1.3

Type: local

Agent: windows

Published: 2/13/2026

Updated: 2/16/2026

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:N/A:N

CVSS Score Source: CVE-2026-21512

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:microsoft:azure_devops_server

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 2/11/2026

Vulnerability Publication Date: 2/11/2026

Reference Information

CVE: CVE-2026-21512

IAVA: 2026-A-0122