PT-2025-26530 · Yealink · Yealink Ymcs Rps

Jeroen Hermans + 1 · Published 2025-06-21 · Updated 2025-07-10 · CVE-2025-52919

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions: Yealink YMCS RPS versions prior to 2025-05-26

Description: The certificate upload function in Yealink YMCS RPS does not properly validate certificate content, potentially allowing invalid certificates to be uploaded.

Recommendations: For versions prior to 2025-05-26, update to a version released after 2025-05-26 to ensure proper validation of certificate content.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2025-52919

Affected Products

Yealink Ymcs Rps

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2025-52919 · Security Note
• https://twitter.com/CVEnew/status/1936567692787630354 · Twitter Post
• https://yealink.com/en/trust-center/security-advisories/ecb16a4993014d22 · Note
• https://t.me/cvenotify/128431 · Telegram Post
• https://twitter.com/transilienceai/status/1936633033861579062 · Twitter Post
• https://support.yealink.com/en/portal/knowledge/show?id=6476e7cd6a27da76bd06a9c9 · Note
• https://seclists.org/fulldisclosure/2025/Jun/20 · Note
• https://t.me/cvetracker/26768 · Telegram Post
• https://dnip.ch/2025/06/25/yealink-voip-phones-insecurity-by-design · Note