XML external entity (XXE) vulnerability in Episerver 7 patch 4 and earlier allows remote…
Priority MEDIUM 40CWE-611Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-611 and the CVSS impact.
Summary
XML external entity (XXE) vulnerability in Episerver 7 patch 4 and earlier allows remote attackers to read arbitrary files via a crafted DTD in an XML request involving util/xmlrpc/Handler.ashx.
Why it matters now
EPSS 0.04648 91st percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:episerver:episerver:*:*:*:*:*:*:*:* | up to 7 | Vulnerable | Episerver |
| cpe:2.3:a:episerver:episerver:7:*:*:*:*:*:*:* | 7 | Vulnerable | Episerver |
| cpe:2.3:a:episerver:episerver:7:patch_1:*:*:*:*:*:* | 7 patch_1 | Vulnerable | Episerver |
| cpe:2.3:a:episerver:episerver:7:patch_2:*:*:*:*:*:* | 7 patch_2 | Vulnerable | Episerver |
| cpe:2.3:a:episerver:episerver:7:patch_3:*:*:*:*:*:* | 7 patch_3 | Vulnerable | Episerver |
| cpe:2.3:a:episerver:episerver:7:patch_4:*:*:*:*:*:* | 7 patch_4 | Vulnerable | Episerver |
- cpe:2.3:a:episerver:episerver:*:*:*:*:*:*:*:* Versions up to 7 Vulnerable ·Episerver
- cpe:2.3:a:episerver:episerver:7:*:*:*:*:*:*:* Versions 7 Vulnerable ·Episerver
- cpe:2.3:a:episerver:episerver:7:patch_1:*:*:*:*:*:* Versions 7 patch_1 Vulnerable ·Episerver
- cpe:2.3:a:episerver:episerver:7:patch_2:*:*:*:*:*:* Versions 7 patch_2 Vulnerable ·Episerver
- cpe:2.3:a:episerver:episerver:7:patch_3:*:*:*:*:*:* Versions 7 patch_3 Vulnerable ·Episerver
- cpe:2.3:a:episerver:episerver:7:patch_4:*:*:*:*:*:* Versions 7 patch_4 Vulnerable ·Episerver
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-17762
- 2026-10-03 Alias added: GHSA-qvv4-58rx-f26c
References
More Episerver vulnerabilities
- TI-2012-00946 Cross-site scripting (XSS) vulnerability in the Euroling SiteSeeker module 3.x before… CVSS 2.0MEDIUM 4.3
Sources
- CVE-2017-17762 · CVE Program
- CVE-2017-17762 · NVD
- FIRST EPSS
- GHSA-qvv4-58rx-f26c · 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