CVE-2026-122148

In Yealink MeetingBoard Pro before 331.320.0.64, the Web management module has a front-end validation bypass vulnerability. An attacker with administrator privileges can modify the page DOM to bypass front-end UI control logic and invoke screenshot-related interfaces, triggering the screenshot function by circumventing front-end interface restrictions. Exploitation can occur only when the attacker has a valid administrator account within the local network.

8.2 HIGHEPSS 0.18%Not in KEVNVD: Received

Last updated: 2026-11-05 19:17 UTC

OverviewCVSS details

8.2HIGHCVSS 4.0

Score source: mitre (CNA)
NVD status: Received
Published: Nov 4, 2026
Assigner: mitre

Affected

MeetingBoard Pro (Yealink)

Versions: 331.320.0.30 before 331.320.0.64
Fixed in: 331.320.0.64

Exploitation

Public exploit: None listed
CISA KEV: Not listed
KEV due date: —
SSVC: Exploitation none · Automatable no · Impact partial

EPSS · FIRST, scored Nov 8

0.18%chance of exploitation in 30 days

Higher than 8.23% of CVEs

CVSS 4.0 · mitre (CNA)

8.2High

CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:L/SC:H/SI:N/SA:N

Attack vector: Adjacent
Attack complexity: Low
Attack requirements: None
Privileges required: High
User interaction: None
Confidentiality impact: High
Integrity impact: Low
Availability impact: Low
Confidentiality (other systems): High
Integrity (other systems): None
Availability (other systems): None

NVD status: Received

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
8.2	HIGH	4.0mitre (CNA)	CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:L/SC:H/SI:N/SA:N

Details

CVE ID: CVE-2026-122148
Status: Received
Assigner (CNA): mitre
Published: Nov 4, 2026
Last modified: 2026-11-05 19:17 UTC
Weaknesses: CWE-602 · Client-Side Enforcement of Server-Side Security

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-09 11:18 UTC.