Search/CVE-2026-81632
● CVE

CVE-2026-81632

DiscoveredSep 17, 2026UpdatedSep 18, 2026

Use of HTTP Request With Sensitive Query String vulnerability in team-alembic AshAuthenticationPhoenix allows someone able to read access logs, proxy logs or browser history to recover a single-use sign-in token and authenticate as its owner. After a successful password sign-in, AshAuthentication.Phoenix.Components.Password.SignInForm builds the sign_in_with_token path with the freshly issued user.metadata.token as a query parameter and redirects the browser to it with a GET. The token therefore travels in the request line, where web servers, reverse proxies, request telemetry and the browser's own history record it, all of which outlive the request and are ordinarily less protected than session storage. The redirect destination is restricted to a local path, so this is not an open…

CVSS v3.1
—
EPSS
0.21%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Sep 19, 2026 → Sep 25, 2026
▲ 0.06pp
0.15% → 0.21% over 2 tracked changes
Connections
1 relationships
Timeline
disclosure → media coverage
Sep 17, 2026
Disclosure — published as a CVE record.