Facts
- Severity
- High · CVSS score 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Affected versions (Umbraco.Cms)
- >= 15.2.0 && <= 17.6.1As entered by the maintainer. Not reviewed.
- Fixed in (Umbraco.Cms)
- 17.6.2
- Affected versions (Umbraco.Cms)
- >= 18.0.0, <= 18.1.0As entered by the maintainer. Not reviewed.
- Fixed in (Umbraco.Cms)
- 18.1.1
- CVE
- None cited by the advisory
- GitHub Advisory Database
- Not reviewed
- OSV.dev
- Not present
- Other CVEs pointing here
- None found in the CVE List
If you use Umbraco.Cms >= 15.2.0 && <= 17.6.1
Upgrade to 17.6.2 or later. Dependabot, npm audit and OSV-Scanner won’t flag this yet.
Timeline
2026-08-18 06:03 UTC
Published by the maintainers
No CVE cited
2026-10-28 09:43 UTC
First seen by Limbowatch
not reviewed · not in OSV
Waiting
Reviewed by GitHub
Waiting
In OSV; scanners can see it
Machine-readable record: feed/GHSA-f7m5-5x7g-2p52.json