Read permissions not enforced for client provided filter expressions in Elide http client
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass, Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-285 and CWE-552.
Summary
In Elide before 4.5.14, it is possible for an adversary to "guess and check" the value of a model field they do not have access to assuming they can read at least one other field in the model. The adversary can construct filter expressions for an inaccessible field to filter a collection. The presence or absence of models in the returned collection can be used to reconstruct the value of the inaccessible field. Resolved in Elide 4.5.14 and greater.
Why it matters now
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 |
|---|---|---|---|---|---|
| yahoo | elide | before 4.5.14 | 4.5.14 | Patch available | CNA |
| — | com.yahoo.elide:elide-core (Maven) | before 4.5.14 | 4.5.14 | Patch available | GHSA-2mxr-89gf-rc4v |
- elide Vendoryahoo Affected before 4.5.14 Fixed in 4.5.14 Patch available CNA
- com.yahoo.elide:elide-core (Maven) Vendor— Affected before 4.5.14 Fixed in 4.5.14 Patch available GHSA-2mxr-89gf-rc4v
Remediation
- Fix · CNA elide (yahoo) Fixed in 4.5.14
- Fix · GHSA-2mxr-89gf-rc4v com.yahoo.elide:elide-core (Maven) Fixed in 4.5.14 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-5289
- 2026-10-03 Alias added: GHSA-2mxr-89gf-rc4v
References
More yahoo vulnerabilities
- TI-2007-03044 Buffer overflow in the Yahoo! Webcam Upload ActiveX control in ywcupl.dll 2.0.1.4 for… CVSS 2.0HIGH 9.3
- TI-2026-62497 CMAK through 3.0.0.6 Cross-Site Request Forgery via Missing CSRF Filter CVSS 4.0HIGH 7.2
- TI-2007-04373 Buffer overflow in a certain ActiveX control in YVerInfo.dll before 2007.8.27.1 in the… CVSS 2.0HIGH 9.3
- TI-2026-41720 Elide 7.1.17 - Permission Bypass in Sort Expression Validation CVSS 4.0MEDIUM 5.3
- TI-2007-03904 Stack-based buffer overflow in the YDPCTL.YDPControl.1 (aka Yahoo! Installer Plugin for… CVSS 2.0HIGH 9.3
- TI-2007-03045 Buffer overflow in the Yahoo! Webcam Viewer ActiveX control in ywcvwr.dll 2.0.1.4 for… CVSS 2.0HIGH 9.3
Sources
- CVE-2020-5289 · CVE Program
- CVE-2020-5289 · NVD
- FIRST EPSS
- GHSA-2mxr-89gf-rc4v · GitHub Advisory Database · CC BY 4.0
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