Vulnerability details
CVE-2026-4556
Extegrity Exam4
macOS Exam4 Local Privilege Escalation via Command Injection
CVSS 3.1
7.8High
Official description
Exam4 is affected by a local privilege escalation vulnerability in the com.extegrity.LogTool privileged helper, which communicates with the application via XPC. The [ConsoleLogHelper copyConsoleIntoFileFromStartDate:] method executes a syslog command using attacker-controlled parameters without proper sanitization, enabling command injection. Successful exploitation allows a local attacker to execute arbitrary commands with root privileges through LaunchSynchronous.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.8High | 3.1 | CVEProject cvelistV5 (CNA) (Pentraze) | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Extegrity | Exam4 | v ≤ 25.12.28.0 | CVEProject cvelistV5 (CNA) |
References and advisories
1
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Details
- Published
- 2026-09-28
- Last updated
- 2026-09-28
- State
- Published
- Assigner (CNA)
- Pentraze
Exploit prediction (EPSS)
0.89%
Probability of exploitation in 30 days
59.5%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-78Improper neutralization of special elements used in an OS command ('OS command injection')