Recommender before 2018-07-18 allows XSS.
Priority LOW 29CWE-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 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
Recommender before 2018-07-18 allows XSS.
Why it matters now
EPSS 0.00855 58th percentileScored 2026-11-07
Fix Fixed recommender-xblock (PyPI): 1.3.1
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 |
| — | recommender-xblock (PyPI) | before 1.3.1 | 1.3.1 | Patch available | GHSA-3j5x-7ccf-ppgm |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- recommender-xblock (PyPI) Vendor— Affected before 1.3.1 Fixed in 1.3.1 Patch available GHSA-3j5x-7ccf-ppgm
Remediation
- Fix · GHSA-3j5x-7ccf-ppgm recommender-xblock (PyPI) Fixed in 1.3.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2018-20858
- 2026-10-03 Alias added: GHSA-3j5x-7ccf-ppgm
References
Advisory 2
Sources
- CVE-2018-20858 · CVE Program
- CVE-2018-20858 · NVD
- FIRST EPSS
- GHSA-3j5x-7ccf-ppgm · GitHub Advisory Database · CC BY 4.0
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