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High 8.8Published Aug 26, 2026
CVE-2026-78236Insecure PIN derivation mechanism in Admin By Request (ABR)
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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An insecure PIN derivation mechanism in ABR allows a low-privileged user to escalate privileges to administrator by communicating over Cross-Process Communication (XPC) while masquerading as an Apple-signed process.
- CVSS
- 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-287, CWE-285, CWE-327, CWE-284
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- CSA
- NVD analysis
- Deferred
- Record last updated
- Aug 28, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Admin By Request (ABR) Admin By Request (ABR) admin_by_request_abr:admin_by_request_abr (from the name) | 5.2.2 and below | CNA record |
References
- https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-110/
- https://docs.adminbyrequest.com/security-advisories/abr-mac-26-01.htmvendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.