Sitecore XP 7.5 - 10.2, CMS 7.2, and Managed Cloud XSS
Priority LOW 24CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
A cross-site scripting (XSS) vulnerability exists in Sitecore Experience Platform (XP) 7.5 - 10.2 and CMS 7.2 - 7.2 Update-6 that may allow authenticated Sitecore Shell users to be tricked into executing custom JS code. Managed Cloud Standard customers who run the affected Sitecore Experience Platform / CMS versions are also affected.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00721 54th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Sitecore | Experience Platform | 7.5 Initial Release – 7.5 Update-2; 8.0 Initial Release – 8.0 Update-7; 8.1 Initial Release – 8.1 Update-3; 8.2 Initial Release – 8.2 Update-7; 9.0 Initial Release – 9.0 Update-2; 9.1 Initial Release – 9.1 Update 1; 9.2 Initial Release; 9.3 Initial Release; 10.0 Initial Release – 10.0 Update-3; 10.1 Initial Release – 10.1 Update-2; 10.2 Initial Release | — | No fix listed | CNA |
| Sitecore | Content Mangement System (CMS) | 7.2 Initial Release – 7.2 Update-6 | — | No fix listed | CNA |
| Sitecore | Managed Cloud | all versions | — | No fix listed | CNA |
- Experience Platform VendorSitecore Affected 7.5 Initial Release – 7.5 Update-2; 8.0 Initial Release – 8.0 Update-7; 8.1 Initial Release – 8.1 Update-3; 8.2 Initial Release – 8.2 Update-7; 9.0 Initial Release – 9.0 Update-2; 9.1 Initial Release – 9.1 Update 1; 9.2 Initial Release; 9.3 Initial Release; 10.0 Initial Release – 10.0 Update-3; 10.1 Initial Release – 10.1 Update-2; 10.2 Initial Release Fixed in — No fix listed CNA
- Content Mangement System (CMS) VendorSitecore Affected 7.2 Initial Release – 7.2 Update-6 Fixed in — No fix listed CNA
- Managed Cloud VendorSitecore Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-4979
- 2026-10-03 Alias added: GHSA-9q4g-35mh-2r24
- 2026-10-16 EPSS moved to the 50th–90th percentile
References
More Sitecore vulnerabilities
- TI-2021-18687 Sitecore XP 7.5 Initial Release to Sitecore XP 8.2 Update-7 is vulnerable to an insecure… KEVCVSS 3.1CRITICAL 9.8
- TI-2019-07254 Deserialization of Untrusted Data in the Sitecore.Security.AntiCSRF (aka anti CSRF)… KEVCVSS 3.1CRITICAL 9.8
- TI-2025-33607 Sitecore Products ViewState Deserialization Vulnerability KEVCVSS 3.1CRITICAL 9.0
- TI-2019-07255 Deserialization of Untrusted Data in the anti CSRF module in Sitecore through 9.1 allows… KEVCVSS 3.1HIGH 8.8
- TI-2023-17897 Multiple Sitecore products allow remote code execution. CVSS 3.1CRITICAL 9.8
- TI-2025-33610 HTML Cache Poisoning through Unsafe Reflections CVSS 3.1CRITICAL 9.8
Sources
- CVE-2022-4979 · CVE Program
- CVE-2022-4979 · NVD
- FIRST EPSS
- GHSA-9q4g-35mh-2r24 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences