CVE-2026-90999

critical · 9.8

Sentry Seer is vulnerable to a multi-stage trust-boundary violation that allows unauthenticated attacker-controlled telemetry to become code that is executed by an agent in a privileged automation environment. An external attacker can submit fabricated Sentry events without having access to the victim’s Sentry account, source repository, or infrastructure.

9.8

CVSS

0.2%

EPSS (exploit prob.)

13th

EPSS percentile

2026-09-16

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-20CWE-74CWE-94CWE-116CWE-913

References

https://kb.cert.org/vuls/id/212479
https://www.kb.cert.org/vuls/id/212479

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-90999