CVE-2025-41452AK-SM8xxA Series Vulnerability
Post-authenticated external control of system web interface configuration setting vulnerability in Danfoss AK-SM8xxA Series prior to 4.3.1, which could allow for a denial of service attack induced by improper handling of exceptional…
Published Aug 22, 2025 · Updated Nov 3, 2026
Key Facts
Patch immediately- CVE-2025-41452 is a medium-severity vulnerability (CVSS 6.8 v4) affecting AK-SM8xxA Series.
- It is exploited in the wild, listed in Industry KEV feed since Nov 3, 2026. Public exploit code is available.
- EPSS estimates a 0.9% probability of exploitation in the next 30 days.
- Fixed versions are available, including AK-SM8xxA Series 4.3.1.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
Scores
CVSS v4
6.8
CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS (30-day exploit likelihood)
0.9%
Higher than 60.6% of all scored CVEs
Exploit maturity
Exploited (KEV)
ATLAS score
43/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Nov 3, 2026
438 days after publication
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Exploited (KEV)
Public exploit code
1
Proof-of-concept links
In-the-wild evidence
0
Reports of active use
Description
Post-authenticated external control of system web interface configuration setting vulnerability in Danfoss AK-SM8xxA Series prior to 4.3.1, which could allow for a denial of service attack induced by improper handling of exceptional conditions
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| Industry KEV feed | Nov 3, 2026 | n/a | Not reported |
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| AK-SM8xxA Series | See advisory | 4.3.1 |
Patched Releases
AK-SM8xxA Series
4.3.1
Timeline
Publicly disclosed
Aug 22, 2025
Added to Industry KEV feed
Nov 3, 2026
Last updated
Nov 3, 2026
Weakness Type
- CWE-15 External Control of System or Configuration Setting
References
FAQ
Common Questions.
Post-authenticated external control of system web interface configuration setting vulnerability in Danfoss AK-SM8xxA Series prior to 4.3.1, which could allow for a denial of service attack induced by improper handling of exceptional conditions
Affected: AK-SM8xxA Series. The full list is in the CVE brief.
It is exploited in the wild, listed in Industry KEV feed since Nov 3, 2026.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including AK-SM8xxA Series 4.3.1.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
Is CVE-2025-41452 On Your Attack Surface?
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