CVE-2025-55076
CVE-2025-55076 is a medium-severity vulnerability in Plugin-alliance Installation Manager with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.
Key facts
- Severity: Medium (CVSS 3.x base score 6.2)
- EPSS exploit prediction: 0% (8th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-200987
- Weakness: CWE-269
- Affected product: Plugin-alliance Installation Manager
- Published:
- Last modified:
Description
A local privilege escalation vulnerability exists in the InstallationHelper service included with Plugin Alliance Installation Manager v1.4.0 for macOS. The service accepts unauthenticated XPC connections and executes input via system(), which may allow a local user to execute arbitrary commands with root privileges.
Frequently asked questions
- What is CVE-2025-55076?
- A local privilege escalation vulnerability exists in the InstallationHelper service included with Plugin Alliance Installation Manager v1.4.0 for macOS. The service accepts unauthenticated XPC connections and executes input via system(), which may allow a local user to execute arbitrary commands with root privileges.
- How severe is CVE-2025-55076?
- CVE-2025-55076 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2025-55076 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-55076?
- CVE-2025-55076 affects Plugin-alliance Installation Manager. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-55076?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-55076 have an EU (EUVD) identifier?
- Yes. CVE-2025-55076 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-200987.
- When was CVE-2025-55076 published?
- CVE-2025-55076 was published on 2025-12-03 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:plugin-alliance:installation_manager:1.4.0:*:*:*:*:*:*:*
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