In Ericsson CodeChecker through 6.18.0, a Stored Cross-site scripting (XSS) vulnerability…
Priority LOW 31CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
In Ericsson CodeChecker through 6.18.0, a Stored Cross-site scripting (XSS) vulnerability in the comments component of the reports viewer allows remote attackers to inject arbitrary web script or HTML via the POST JSON data of the /CodeCheckerService API.
Why it matters now
EPSS 0.01647 76th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed codechecker (PyPI): 6.18.2
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 |
| — | codechecker (PyPI) | before 6.18.2 | 6.18.2 | Patch available | GHSA-fxmx-pfm2-85m2 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- codechecker (PyPI) Vendor— Affected before 6.18.2 Fixed in 6.18.2 Patch available GHSA-fxmx-pfm2-85m2
Remediation
- Fix · GHSA-fxmx-pfm2-85m2 codechecker (PyPI) Fixed in 6.18.2 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2021-44217
- 2026-10-03 Alias added: GHSA-fxmx-pfm2-85m2
References
Advisory 3
Other 6
- https://codechecker-demo.eastus.cloudapp.azure.com/
- https://github.com/Ericsson/codechecker/commit/72ee51158e6d81150320223b85410c179b9ee2b1
- https://codechecker-demo.eastus.cloudapp.azure.com
- https://github.com/Ericsson/codechecker
- https://github.com/Ericsson/codechecker/releases/tag/v6.18.2
- https://github.com/pypa/advisory-database/tree/main/vulns/codechecker-api/PYSEC-2022-43181.yaml
More Ericsson Codechecker vulnerabilities
- TI-2024-09344 Authentication bypass in Ericsson CodeChecker CVSS 3.1CRITICAL 10.0
- TI-2024-36027 Cross-Site Request Forgery in CodeChecker API CVSS 3.1HIGH 8.2
- TI-2025-27277 Buffer overflow in CodeChecker log command CVSS 3.1HIGH 7.8
- TI-2023-27200 Path traversal in `CodeChecker server` in the endpoint of `CodeChecker store` CVSS 3.1MEDIUM 6.5
- TI-2026-20759 Authentication bypass for certain API calls CVSS 4.0CRITICAL 9.3
- TI-2024-09345 Authentication bypass in Ericsson CodeChecker CVSS 3.1CRITICAL 9.0
Sources
- CVE-2021-44217 · CVE Program
- CVE-2021-44217 · NVD
- FIRST EPSS
- GHSA-fxmx-pfm2-85m2 · GitHub Advisory Database · CC BY 4.0
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