CVSS 3.0
9.1 criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:HCVE-2016-8638
A vulnerability in ipsilon 2.0 before 2.0.2, 1.2 before 1.2.1, 1.1 before 1.1.2, and 1.0 before 1.0.3 was found that allows attacker to log out active sessions of other users. This issue is related to how it tracks sessions, and allows an unauthenticated attacker to view and terminate active sessions from other users. It is also called a "SAML2 multi-session vulnerability."
Severity
- EPSS
- 2.1% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)
- CWE
- CWE-384
- Published
- Modified
- Record from
- the NVD, synced
Affected
- ipsilon_project:ipsilon
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-376m-3rm2-9jm6 | PyPI | ipsilon | >=2.0.0 <2.0.2 | 2.0.2 |
| GHSA-376m-3rm2-9jm6 | PyPI | ipsilon | >=1.2.0 <1.2.1 | 1.2.1 |
| GHSA-376m-3rm2-9jm6 | PyPI | ipsilon | >=1.1.0 <1.1.2 | 1.1.2 |
| GHSA-376m-3rm2-9jm6 | PyPI | ipsilon | >=1.0.0 <1.0.3 | 1.0.3 |
| PYSEC-2026-360 | PyPI | ipsilon | >=1.0.0 <1.0.3 >=1.1.0 <1.1.2 >=2.0.0 <2.0.2 >=1.2.0 <1.2.1 | 1.0.3, 1.1.2, 2.0.2, 1.2.1 |