AC500 V2 at a glance
- Last 12 months
- 0
- Critical · all time
- 0
- Exploited · all time
- 0
- Public exploit · all time
- 0
Show as table
| Month | Vulnerabilities | Critical |
|---|---|---|
| Nov 2026 | 0 | 0 |
| Oct 2026 | 0 | 0 |
| Sep 2026 | 0 | 0 |
| Aug 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
| Jun 2026 | 0 | 0 |
| May 2026 | 0 | 0 |
| Apr 2026 | 0 | 0 |
| Mar 2026 | 0 | 0 |
| Feb 2026 | 0 | 0 |
| Jan 2026 | 0 | 0 |
| Dec 2025 | 0 | 0 |
| Nov 2025 | 0 | 0 |
| Oct 2025 | 0 | 0 |
| Sep 2025 | 0 | 0 |
| Aug 2025 | 0 | 0 |
| Jul 2025 | 1 | 0 |
| Jun 2025 | 0 | 0 |
| May 2025 | 0 | 0 |
| Apr 2025 | 0 | 0 |
| Mar 2025 | 0 | 0 |
| Feb 2025 | 0 | 0 |
| Jan 2025 | 0 | 0 |
| Dec 2024 | 0 | 0 |
Most common weaknesses
Latest advisories
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Medium max 5.8
ABB AC500 V2
ABB became aware of vulnerabilities in AC500 V2 listed as affected in the advisory. An attacker who successfully exploited this vulnerability could access fragments of Modbus telegrams that have been sent earlier by that PLC
first Jul 23, 2025 -
Medium max 5.8
AC500 V2 Buffer overread on Modbus protocol
ABB became aware of vulnerabilities in AC500 V2 listed as affected in the advisory. An attacker who successfully exploited this vulnerability could access fragments of Modbus telegrams that have been sent earlier by that PLC
first Jul 23, 2025
2 results · Feed
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Medium 5.8
Modbus TCP buffer overread
Buffer Over-read vulnerability in ABB AC500 V2.This issue affects AC500 V2: through 2.5.2.
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Medium 5.3
Improper Check for Unusual or Exceptional Conditions
Improper Input Validation vulnerability in ABB AC500 V2 PM5xx allows Client-Server Protocol Manipulation.This issue affects AC500 V2: from 2.0.0 before 2.8.6.