CVE-2020-8140
CVE-2020-8140 is a medium-severity vulnerability in Nextcloud Desktop with a CVSS 3.x base score of 6.7. 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-94.
Key facts
- Severity: Medium (CVSS 3.x base score 6.7)
- CVSS v2: 4.6
- EPSS exploit prediction: 1% (48th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Nextcloud Desktop
- Published:
- Last modified:
Description
A code injection in Nextcloud Desktop Client 2.6.2 for macOS allowed to load arbitrary code when starting the client with DYLD_INSERT_LIBRARIES set in the environment.
Frequently asked questions
- What is CVE-2020-8140?
- A code injection in Nextcloud Desktop Client 2.6.2 for macOS allowed to load arbitrary code when starting the client with DYLD_INSERT_LIBRARIES set in the environment.
- How severe is CVE-2020-8140?
- CVE-2020-8140 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-8140 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-8140?
- CVE-2020-8140 affects Nextcloud Desktop. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-8140?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-8140 published?
- CVE-2020-8140 was published on 2020-03-20 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*
More vulnerabilities in Nextcloud Desktop
- CVE-2024-46958 — Critical (CVSS 9.1): In Nextcloud Desktop Client 3.13.1 through 3.13.3 on Linux, synchronized files (between the server and client) may…
- CVE-2021-22879 — High (CVSS 8.8): Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource injection by way of missing validation of URLs,…
- CVE-2020-8224 — High (CVSS 7.8): A code injection in Nextcloud Desktop Client 2.6.4 allowed to load arbitrary code when placing a malicious OpenSSL…
- CVE-2020-8225 — High (CVSS 7.5): A cleartext storage of sensitive information in Nextcloud Desktop Client 2.6.4 gave away information about used proxies…
- CVE-2021-37617 — High (CVSS 7.3): The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server with a computer. The Nextcloud…
- CVE-2023-28999 — Medium (CVSS 6.9): Nextcloud is an open-source productivity platform. In Nextcloud Desktop client 3.0.0 until 3.8.0, Nextcloud Android app…
All CVEs affecting Nextcloud Desktop →
Other CWE-94 (Code Injection) vulnerabilities
- CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
- CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
- CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
- CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
- CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
- CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.