CVE-2023-27068
Deserialization of Untrusted Data in Sitecore Experience Platform through 10.2 allows remote attackers to run arbitrary code via ValidationResult.aspx.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.74%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Deserialization of Untrusted Data in Sitecore Experience Platform through 10.2 allows remote attackers to run arbitrary code via ValidationResult.aspx.
- 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
- 1.74% probability · 77th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-502
- Affected
- sitecore/experience platform
- Source
- cve@mitre.org
EPSS 1.7% since 10 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://blogs.night-wolf.io/0-day-vulnerabilities-at-sitecore-pagedesignerExploit, Third Party Advisory
- https://dev.sitecore.net/Downloads/Sitecore%20Experience%20Platform/103/Sitecore%20Experience%20Platform%20103/Release%20NotesRelease Notes
- https://www.sitecore.com/products/sitecore-experience-platformProduct
- https://blogs.night-wolf.io/0-day-vulnerabilities-at-sitecore-pagedesignerExploit, Third Party Advisory
- https://dev.sitecore.net/Downloads/Sitecore%20Experience%20Platform/103/Sitecore%20Experience%20Platform%20103/Release%20NotesRelease Notes
- https://www.sitecore.com/products/sitecore-experience-platformProduct
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.