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CVE-2026-15586— OTP Brute-Force Account Takeover in Idvlabs Software's Ontime

Quick assessment

Affected
İdvlabs Software and Consulting Services Inc. Ontime
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

İdvlabs Software and Consulting Services Inc. 的 Ontime 产品存在“过度认证尝试限制不当”的漏洞，该漏洞可导致暴力破解攻击。 受影响版本：Ontime（截至 2026 年 10 月 27 日的所有版本）。 注意：厂商已就本漏洞披露事宜在早期被联系，但至今未作任何回应。

CVSS 5.3 · Medium

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force
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I. Basic Information for CVE-2026-15586

Vulnerability Information
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Vulnerability Title
OTP Brute-Force Account Takeover in Idvlabs Software's Ontime
Source: CVE Program / CVE List V5
Vulnerability Description
Improper restriction of excessive authentication attempts vulnerability in İdvlabs Software and Consulting Services Inc. Ontime allows Brute Force. This issue affects Ontime: through 2026-10-27.  NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
过多认证尝试的限制不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
İdvlabs Software and Consulting Services Inc. Ontime 0 ~ 2026-10-27 -

II. Public POCs for CVE-2026-15586

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III. Intelligence Information for CVE-2026-15586

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Other References for CVE-2026-15586 (1)

IV. Related Vulnerabilities

Same product: Ontime
Same vendor: İdvlabs Software and Consulting Services Inc.
Same weakness: CWE-307