CVE-2025-54871
CVE-2025-54871 is a medium-severity vulnerability in Electroncapture Electron Capture with a CVSS 3.x base score of 5.5. 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-284.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (12th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-23578
- Weakness: CWE-284
- Affected product: Electroncapture Electron Capture
- Published:
- Last modified:
Description
Electron Capture facilitates video playback for screen-sharing and capture. In versions 2.19.1 and below, the elecap app on macOS allows local unprivileged users to bypass macOS TCC privacy protections by enabling ELECTRON_RUN_AS_NODE. This environment variable allows arbitrary Node.js code to be executed via the -e flag, which runs inside the main Electron context, inheriting any previously granted TCC entitlements (such as access to Documents, Downloads, etc.). This issue is fixed in version 2.20.0.
Frequently asked questions
- What is CVE-2025-54871?
- Electron Capture facilitates video playback for screen-sharing and capture. In versions 2.19.1 and below, the elecap app on macOS allows local unprivileged users to bypass macOS TCC privacy protections by enabling ELECTRON_RUN_AS_NODE. This environment variable allows arbitrary Node.js code to be executed via the -e flag, which runs inside the main Electron context, inheriting any previously granted TCC entitlements (such as access to Documents, Downloads, etc.). This issue is fixed in version 2.20.0.
- How severe is CVE-2025-54871?
- CVE-2025-54871 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2025-54871 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-54871?
- CVE-2025-54871 affects Electroncapture Electron Capture. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-54871?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-54871 have an EU (EUVD) identifier?
- Yes. CVE-2025-54871 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23578.
- When was CVE-2025-54871 published?
- CVE-2025-54871 was published on 2025-08-05 and last updated on 2026-06-17.
References
- https://github.com/steveseguin/electroncapture/commit/3837f54e75911bb99fa45cfa138a5e401d16f531
- https://github.com/steveseguin/electroncapture/releases/tag/2.20.0
- https://github.com/steveseguin/electroncapture/security/advisories/GHSA-8849-p3j4-jq4h
Affected products (1)
- cpe:2.3:a:electroncapture:electron_capture:*:*:*:*:*:*:*:*
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