Improper output encoding in Eclipse Xtext
Priority LOW 36CWE-494Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Code execution, Information disclosure
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-494 and CWE-319.
Summary
All Xtext & Xtend versions prior to 2.18.0 were built using HTTP instead of HTTPS file transfer and thus the built artifacts may have been compromised.
Why it matters now
EPSS 0.00651 51st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Eclipse Xtext (The Eclipse Foundation): 2.18.0org.eclipse.xtext:org.eclipse.xtext (Maven): 2.18.0+1 more product
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 |
|---|---|---|---|---|---|
| Eclipse Foundation | Eclipse Xtext | before 2.18.0 | 2.18.0 | Patch available | CNA |
| — | org.eclipse.xtext:org.eclipse.xtext (Maven) | before 2.18.0 | 2.18.0 | Patch available | GHSA-rfj2-4g26-7jw5 |
| — | org.eclipse.xtend:org.eclipse.xtend.core (Maven) | before 2.18.0 | 2.18.0 | Patch available | GHSA-rfj2-4g26-7jw5 |
- Eclipse Xtext VendorEclipse Foundation Affected before 2.18.0 Fixed in 2.18.0 Patch available CNA
- org.eclipse.xtext:org.eclipse.xtext (Maven) Vendor— Affected before 2.18.0 Fixed in 2.18.0 Patch available GHSA-rfj2-4g26-7jw5
- org.eclipse.xtend:org.eclipse.xtend.core (Maven) Vendor— Affected before 2.18.0 Fixed in 2.18.0 Patch available GHSA-rfj2-4g26-7jw5
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:eclipse:xtend:*:*:*:*:*:*:*:* | before 2.18.0 | Vulnerable | Eclipse Foundation |
| cpe:2.3:a:eclipse:xtext:*:*:*:*:*:*:*:* | before 2.18.0 | Vulnerable | Eclipse Foundation |
- cpe:2.3:a:eclipse:xtend:*:*:*:*:*:*:*:* Versions before 2.18.0 Vulnerable ·Eclipse Foundation
- cpe:2.3:a:eclipse:xtext:*:*:*:*:*:*:*:* Versions before 2.18.0 Vulnerable ·Eclipse Foundation
Remediation
- Fix · CNA Eclipse Xtext (The Eclipse Foundation) Fixed in 2.18.0
- Fix · GHSA-rfj2-4g26-7jw5 org.eclipse.xtext:org.eclipse.xtext (Maven) Fixed in 2.18.0 Advisory →
- Fix · GHSA-rfj2-4g26-7jw5 org.eclipse.xtend:org.eclipse.xtend.core (Maven) Fixed in 2.18.0 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2019-10249
- 2026-10-03 Alias added: GHSA-rfj2-4g26-7jw5
- 2026-10-14 EPSS moved to the 50th–90th percentile
References
Sources
- CVE-2019-10249 · CVE Program
- CVE-2019-10249 · NVD
- FIRST EPSS
- GHSA-rfj2-4g26-7jw5 · GitHub Advisory Database · CC BY 4.0
- CVE-2019-10249 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences