PatchTheCVECVE-2020-7526: Improper Input Validation vulnerability exists in PowerChute Business Edition (software V9.0.x and earlier) wh
CVE-2020-7526 is a high-severity flaw (CVSS 8.8) affecting powerchute. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Improper Input Validation vulnerability exists in PowerChute Business Edition (software V9.0.x and earlier) which could cause remote code execution when a script is executed during a shutdown event.
Why this priority
- High severity
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.8 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 2.3% (top 17%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2020-08-31 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2020-7526?
powerchute: upgrade to 9.1. Exact commands for each OS are on this page.
Is CVE-2020-7526 being exploited?
CVE-2020-7526 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2020-7526 affect?
CVE-2020-7526 affects powerchute. Severity is high (CVSS 8.8). Improper Input Validation vulnerability exists in PowerChute Business Edition (software V9.0.x and earlier) which could cause remote code execution when a script is executed during a shutdown event.
How urgent is CVE-2020-7526?
Priority 52/100. High severity