PatchTheCVECVE-2026-19201: An uncontrolled recursion vulnerability in the Windows SIPA event log parser of Google go-attestation versions
CVE-2026-19201 is a high-severity flaw (CVSS 7.5) affecting go-attestation. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
An uncontrolled recursion vulnerability in the Windows SIPA event log parser of Google go-attestation versions up to and including 0.6.1 allows an attacker to cause a denial of service (DoS). The (*WinEvents).readELAMAggregation function recurses for every nested elamAggregation sub-event without enforcing a maximum recursion depth limit, while the size guard is bypassed on recursive execution paths. By submitting a crafted Windows event log cont
Why this priority
- High severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.5 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.3% (top 80%) |
| CISA exploited list | No |
| Weakness | CWE-674 |
| Published | 2026-09-09 |
| Last modified | 2026-09-24 |
Last updated 2026-09-24 · 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-2026-19201?
go-attestation: upgrade to newer than 0.6.1. Exact commands for each OS are on this page.
Is CVE-2026-19201 being exploited?
CVE-2026-19201 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-2026-19201 affect?
CVE-2026-19201 affects go-attestation. Severity is high (CVSS 7.5). An uncontrolled recursion vulnerability in the Windows SIPA event log parser of Google go-attestation versions up to and including 0.6.1 allows an attacker to cause a denial of service (DoS). The (*WinEvents).readELAMAggregation function re
How urgent is CVE-2026-19201?
Priority 36/100. High severity; Remotely exploitable, no login, no user action