UpHeron
All vulnerabilities

Servers and applications

CVE-2021-26313

Potential speculative code store bypass in all supported CPU products, in conjunction with software vulnerabilities relating to speculative execution of overwritten instructions, may cause an incorrect speculation and could result in data leakage.

Severity
Medium 5.5
Published
9 Jun 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
XenServers and applications · cpe:o:xen:xen
  • Every version

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-26313
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-26313