CVE-2023-52077
Prior to 12.23Q4.5, Nexkey allows external apps using tokens issued by administrators and moderators to call admin APIs.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Nexkey is a lightweight fork of Misskey v12 optimized for small to medium size servers. Prior to 12.23Q4.5, Nexkey allows external apps using tokens issued by administrators and moderators to call admin APIs. This allows malicious third-party apps to perform operations such as updating server settings, as well as compromise object storage and email server credentials. This issue has been patched in 12.23Q4.5.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.69% probability · 51th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-863
- Affected
- nexryai/nexkey
- Source
- security-advisories@github.com
References
- https://github.com/mei23/misskey-v12/commit/78173e376f14fcc1987b02196f5538bf5b18225cPatch
- https://github.com/misskey-dev/misskey/commit/5150053275594278e9eb23e72d98b16593c4c230Patch
- https://github.com/nexryai/nexkey/commit/a4e4c9c47c5f84ec7ccd309bde59d4ae5d7e5a98Patch
- https://github.com/nexryai/nexkey/security/advisories/GHSA-pjj7-7hcj-9cpcVendor Advisory
- https://github.com/mei23/misskey-v12/commit/78173e376f14fcc1987b02196f5538bf5b18225cPatch
- https://github.com/misskey-dev/misskey/commit/5150053275594278e9eb23e72d98b16593c4c230Patch
- https://github.com/nexryai/nexkey/commit/a4e4c9c47c5f84ec7ccd309bde59d4ae5d7e5a98Patch
- https://github.com/nexryai/nexkey/security/advisories/GHSA-pjj7-7hcj-9cpcVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.