Authentication bypass in Siemens Reyrolle 7SR5
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-288.
Summary
A vulnerability has been identified in Reyrolle 7SR5 (All versions < V2.70). Server-side authorization checks in the web-based management interface are not properly enforced, allowing role-based access control (RBAC) restrictions to be bypassed through manipulation of request data. This could allow an authenticated, low-privileged remote attacker to escalate privileges to an administrative level.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Reyrolle 7SR5 (Siemens) Fixed in V2.70
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Siemens Reyrolle 7SR5 V2.70
9 records Highest priority Priority MEDIUM 6 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2026-44759 Missing authentication in Siemens Reyrolle 7SR5Priority MEDIUM 49
- TI-2026-44763 Resource allocation without limits in Siemens Reyrolle 7SR5Priority MEDIUM 44
- TI-2026-44762 Out-of-bounds write in Siemens Reyrolle 7SR5Priority MEDIUM 44
Timeline
- 2026-10-02 Threatist record created from CVE-2026-62650
- 2026-10-03 Alias added: GHSA-7p2h-rvw9-r84v
References
More Siemens vulnerabilities
- TI-2026-20057 Authentication bypass in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.4
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2025-18911 Heap-based buffer overflow in Fortinet FortiSwitchManager KEVCVSS 3.1CRITICAL 9.8
- TI-2025-09686 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.8
- TI-2022-07142 Code injection in Spring Framework KEVCVSS 3.1CRITICAL 9.8
- TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
Sources
- CVE-2026-62650 · CVE Program
- CVE-2026-62650 · NVD
- FIRST EPSS
- GHSA-7p2h-rvw9-r84v · GitHub Advisory Database · CC BY 4.0
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