Critical severity · published Nov 5, 2025
CVE-2025-56231
Tonec Internet Download Manager 6.42.41.1 and earlier suffers from Missing SSL Certificate Validation, which allows attackers to bypass update protections
9.1
CVSS
0.2%
EPSS
No
On KEV
Description
Tonec Internet Download Manager 6.42.41.1 and earlier suffers from Missing SSL Certificate Validation, which allows attackers to bypass update protections.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 16% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ID
Internet Download Manager · Tonec
through 6.42.41.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-56231
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-56231
Exploit
https://www.notion.so/CVE-2025-56231-2a04e9f2a40d80b184f4d02be58d3600
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