How severe is CVE-2025-12687?

CVE-2025-12687 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-12687 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-12687?

CVE-2025-12687 affects Teamviewer Digital Employee Experience. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-12687?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-12687 have an EU (EUVD) identifier?

Yes. CVE-2025-12687 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202681.

When was CVE-2025-12687 published?

CVE-2025-12687 was published on 2025-12-11 and last updated on 2026-06-17.

CVE-2025-12687

CVE-2025-12687 is a medium-severity vulnerability in Teamviewer Digital Employee Experience with a CVSS 3.x base score of 6.5. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-202681
Weakness: CWE-20
Affected product: Teamviewer Digital Employee Experience
Published: 2025-12-11
Last modified: 2026-06-17

Description

A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 25.11 for Windows allows malicious actors to cause a denial of service (application crash) via a crafted command, resulting in service termination.

Frequently asked questions

What is CVE-2025-12687?: A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 25.11 for Windows allows malicious actors to cause a denial of service (application crash) via a crafted command, resulting in service termination.
How severe is CVE-2025-12687?: CVE-2025-12687 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-12687 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-12687?: CVE-2025-12687 affects Teamviewer Digital Employee Experience. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-12687?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-12687 have an EU (EUVD) identifier?: Yes. CVE-2025-12687 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202681.
When was CVE-2025-12687 published?: CVE-2025-12687 was published on 2025-12-11 and last updated on 2026-06-17.

References

https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1005/

Affected products (1)

cpe:2.3:a:teamviewer:digital_employee_experience:*:*:*:*:*:*:*:*

More vulnerabilities in Teamviewer Digital Employee Experience

CVE-2025-44016 — High (CVSS 8.8): A vulnerability in TeamViewer DEX Client (former 1E client) - Content Distribution Service (NomadBranch.exe) prior…
CVE-2025-64989 — High (CVSS 7.2): A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the…
CVE-2025-64988 — High (CVSS 7.2): A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the…
CVE-2025-64987 — High (CVSS 7.2): A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the…
CVE-2025-64986 — High (CVSS 7.2): A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the…
CVE-2026-23571 — Medium (CVSS 6.8): A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the…

All CVEs affecting Teamviewer Digital Employee Experience →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →