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CVE-2026-55977

| EUVDEUVD-2026-49714 LOW
Improper Restriction of Excessive Authentication Attempts (CWE-307)
2026-07-28 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4 GHSA-c7qx-9h3v-84x3
3.3
CVSS 3.1 · Vendor: 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4

Severity by source

Vendor (5f57b9bf-260d-4433-bf07-b6a79e9bb7d4) PRIMARY
3.3 LOW
AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Primary rating from Vendor (5f57b9bf-260d-4433-bf07-b6a79e9bb7d4) · only source for this CVE.

CVSS VectorVendor: 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

1
Analysis Generated
Jul 28, 2026 - 08:31 vuln.today

DescriptionCVE.org

Successful exploitation of this vulnerability could allow an attacker with local network access to bypass the application's rate-limiting mechanism, enabling brute-forcing of the screen-sharing code and potentially displaying harmful content on the affected screen.

AnalysisAI

Rate-limiting bypass vulnerability in an unspecified screen-sharing application allows an attacker with local network access to brute-force the screen-sharing code, potentially displaying harmful content on the target screen. The vulnerability has a CVSS score of 3.3 (Low) with a local attack vector, though the description suggests network-adjacent access. No evidence of active exploitation or public exploit code identified at the time of analysis.

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CVE-2026-55977 vulnerability details – vuln.today

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