The Altair Desktop Client Does Not Sanitize External URLs before passing them to the underlying system
Priority HIGH 67CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Altair is a GraphQL Client. Prior to version 5.2.5, the Altair GraphQL Client Desktop Application does not sanitize external URLs before passing them to the underlying system. Moreover, Altair GraphQL Client also does not isolate the context of the renderer process. This affects versions of the software running on MacOS, Windows, and Linux. Version 5.2.5 fixes this issue.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00217 12th percentileScored 2026-11-07
Fix Fixed altair (altair-graphql): 5.2.5
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| altair-graphql | altair | before 5.2.5 | 5.2.5 | Patch available | CNA |
- altair Vendoraltair-graphql Affected before 5.2.5 Fixed in 5.2.5 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:altairgraphql:altair:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | altair-graphql |
| cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Apple |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:altairgraphql:altair:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·altair-graphql
- cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Apple
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
- Fix · CNA altair (altair-graphql) Fixed in 5.2.5
Timeline
- 2026-10-02 Threatist record created from CVE-2023-43799
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences