CVE-2026-91201
🔶 mediumSummary
DocsGPT through 0.20.0 posts OAuth connector session tokens to a wildcard target origin in the callback-status endpoint without validating sender origin. Attackers can obtain session tokens and provider account emails by acting as window.opener during OAuth authorization, then use tokens to disconnect victims' cloud storage connectors.
CVSS Score
5.4
Medium
EPSS Score
0.1
Exploit Probability
Published Date
2026-09-14
First Seen: 2026-09-16
📊 Relative Risk Intelligence
This CVE is Lower Risk - more severe than 22.2% of all 358,566 vulnerabilities in our database.
#278,834
Below average severity
Severity Percentile
Last Modified
2026-09-14
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
CVSS Vector 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:L/SC:N/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
CWE IDs (Weakness Types)