CVE-2025-2416Network attack vector

Authentication bypass via unrestricted OTP attempts

Published Sep 3, 2025 · Updated Jun 6, 2026

Improper authentication-attempt restriction in AKINSOFT LimonDesk allows remote attackers to bypass OTP checks over the network. The public record identifies unrestricted authentication attempts but does not disclose the affected endpoint, attempt counter, or OTP validation logic. The OTP flow requires no prior authentication or user interaction; the record does not define the exact privileges available after bypass.

CVSS severity8.6
High
EPSS probability0.35%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authentication-attempt restriction in AKINSOFT LimonDesk allows remote attackers to bypass OTP checks over the network. The public record identifies unrestricted authentication attempts but does not disclose the affected endpoint, attempt counter, or OTP validation logic. The OTP flow requires no prior authentication or user interaction; the record does not define the exact privileges available after bypass.

The record

CVE
CVE-2025-2416
Published
Sep 3, 2025
Updated
Jun 6, 2026
Vendor
AKINSOFT
Product
LimonDesk
Classifications
CWE-307, CAPEC-115, T1110.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 3, 2025CVE publishedPublication date reported by the CVE source.
  2. Jun 6, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=s1.02.14 <v1.02.17

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

AKINSOFT · LimonDeskversion=s1.02.14 <v1.02.17

Published CVSS scores

8.6Computer Emergency Response Team of the Republic of TurkeyCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-307Improper Restriction of Excessive Authentication Attempts
CAPEC-115Authentication Bypass
T1110.001Password Guessing

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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