Medium severity · published Oct 27, 2026
CVE-2026-15586
OTP Brute-Force Account Takeover in Idvlabs Software's Ontime
New
5.3
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ON
Ontime · İdvlabs Software and Consulting Services Inc.
through 2026-10-27 · source: vendor