Arc before 1.26.1 on Windows has a bypass issue in the site settings that allows websites…
Priority MEDIUM 43CWE-284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
Arc before 1.26.1 on Windows has a bypass issue in the site settings that allows websites (with previously granted permissions) to add new permissions when the user clicks anywhere on the website.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00472 41st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:thebrowser:arc:*:*:*:*:*:*:*:* | before 1.26.1 | Vulnerable | Thebrowser |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:thebrowser:arc:*:*:*:*:*:*:*:* Versions before 1.26.1 Vulnerable ·Thebrowser
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-52928
- 2026-10-03 Alias added: GHSA-xfj5-q6qf-8jjc
References
Sources
- CVE-2024-52928 · CVE Program
- CVE-2024-52928 · NVD
- FIRST EPSS
- GHSA-xfj5-q6qf-8jjc · GitHub Advisory Database · CC BY 4.0
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