High 8.5Published Oct 26, 2026

CVE-2026-116819OpenPanel before 3.0.0 Credential Disclosure via notification.rules Query

Updated under an hour ago (Oct 29, 2026, 4:30 PM ET)

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It affects Openpanel-dev openpanel. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.30%, higher than 23% of scored CVEs.

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Start free and add your stackFree account, 3 products Every CVE for Openpanel-dev openpanel Exploited in the last 30 days

OpenPanel before 3.0.0 contains an information disclosure vulnerability that allows read-level project members to obtain plaintext integration secrets because the notification.rules query skips redactIntegration. Attackers can call the notification.rules tRPC query to retrieve Slack bot tokens, webhook URLs, and authorization headers for use against external systems.

CVSS: 8.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
Weakness (CWE): CWE-200
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.30% (percentile 23)
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 26, 2026
First seen by InfoSec Signals: Oct 26, 2026

Affected products

Affected products

Openpanel-dev openpanel openpanel_dev:openpanel (from the name)	before 3.0.0; 3.0.0 not affected	CNA record

References

References

https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-wfrw-rm3f-52x8	vendor-advisory
https://github.com/Openpanel-dev/openpanel/commit/071c736c4539c005ac32647f2cfc6dec89cfb596	patch
https://www.vulncheck.com/advisories/openpanel-before-3.0.0-credential-disclosure-via-notification-rules-query	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.