CVE-2026-41103
Microsoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerability
No known exploitation. EPSS puts it in the 56th percentile. Fixed versions are out.
What to do
Find your product and version, then upgrade to the build on the right.
- Microsoft Confluence SAML SSO pluginAffected: ≥ 1.0.0, < 7.4.0Upgrade to: 7.4.0Stated by: CVE record
- Microsoft JIRA SAML SSO pluginAffected: ≥ 1.0.0, < 1.3.3Upgrade to: 1.3.3Stated by: CVE record
- Microsoft Confluence Saml SsoAffected: < 7.4.0Upgrade to: 7.4.0Stated by: NVD
- Microsoft Jira Saml SsoAffected: < 1.3.3Upgrade to: 1.3.3Stated by: NVD
Versions as the sources state them. Full version matrix after sign-in
What it is
From the CVE record
Incorrect implementation of authentication algorithm in Microsoft SSO Plugin for Jira & Confluence allows an unauthorized attacker to elevate privileges over a network.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.8% chance of exploitation activity in the next 30 days, which ranks it in the 56th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
4 events over 4 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified
Affected products
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Scored 9.1 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability NoneNo availability impact
Weaknesses
Sources
Watch the software you run.
My Stack ranks new CVEs for your products by real-world exploitation, so the next serious one reaches you without reading every advisory.
We'll flag the next CVE, public exploit or patch for Microsoft, not every advisory.
A free account adds
- The full version matrix and every affected product
- Exploit links, proofs of concept and Metasploit modules
- Email alerts for the products you watch
- The same data over REST API, MCP and CLI