What is CVE-2026-62649?

CVE-2026-62649 is a high-severity vulnerability in Siemens Reyrolle 7sr5, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-09-08.

How severe is CVE-2026-62649?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Siemens Reyrolle 7sr5

CVE-2026-62649

A vulnerability has been identified in Reyrolle 7SR5 (All versions < V2.70). The web server does not properly limit or manage system resources when processing a high volume of concurrent HTTP requests. This could allow an unauthenticated remote attacker to cause the entire device to crash and reboot, resulting in a denial-of-service condition.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Siemens Reyrolle 7sr5

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

productcert@siemens.com

Frequently asked questions

What is CVE-2026-62649?: CVE-2026-62649 is a high-severity vulnerability in Siemens Reyrolle 7sr5, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-09-08.
How severe is CVE-2026-62649?: High severity. CVSS v3 base score is 7.5 out of 10.