CVE-2026-62645

CRITICAL

View CSAF Summary Siemens Reyrolle 7SR5 Before V2.70 is affected by multiple vulnerabilities. Siemens has released a new version for Reyrolle 7SR5 and recommends to update to the latest version. Th...

Affects 0 products across 1 vendor.

CVSS 3.19.8
CVSS v49.3
EPSS0.6%
Percentile49th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-306: Missing Authentication for Critical Function

Software does not perform any authentication for functionality that requires a verified identity.

Related Attack Patterns (CAPEC)
CAPEC-12 Choosing Message Identifier
via CWE-306
CAPEC-36 Using Unpublished Interfaces or Functionality
via CWE-306
CAPEC-62 Cross Site Request Forgery
via CWE-306
CAPEC-166 Force the System to Reset Values
via CWE-306
CAPEC-216 Communication Channel Manipulation
via CWE-306

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

A critical severity vulnerability (CVE-2026-62645) affects the target system. A vulnerability has been identified in Reyrolle 7SR5 (All versions < V2.70). Information is exposed through the web interface that can be used to calculate the current and past session ID numbers. This could allow an attacker to bypass the authentica...

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Frequently Asked Questions
What is CVE-2026-62645?
A critical severity vulnerability (CVE-2026-62645) affects the target system. A vulnerability has been identified in Reyrolle 7SR5 (All versions < V2.70). Information is exposed through the web interface that can be used to calculate the current and past session ID numbers. This could allow an attacker to bypass the authentica...
What is the CVSS score for CVE-2026-62645?
CVE-2026-62645 has CVSS 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS: 0.6%.
Is CVE-2026-62645 actively exploited?
No confirmed active exploitation of CVE-2026-62645 as of 2026-09-16.
How do I remediate CVE-2026-62645?
Apply vendor patches for CVE-2026-62645. Monitor Siemens advisories.
What systems are affected by CVE-2026-62645?
CVE-2026-62645 affects: Siemens.
Vulnerability Details
CVE IDCVE-2026-62645
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published2026-09-08
Last Modified2026-09-15
ICS Relevance70%
Weakness (CWE)
Missing Authentication for Critical Function
SourceNVD
Official Description

View CSAF Summary Siemens Reyrolle 7SR5 Before V2.70 is affected by multiple vulnerabilities. Siemens has released a new version for Reyrolle 7SR5 and recommends to update to the latest version. The following versions of Siemens Reyrolle 7SR5 are affected: Reyrolle 7SR5 vers:intdot/<2.70 (CVE-2024-42384, CVE-2024-42385, CVE-2024-42386, CVE-2024-42391, CVE-2024-42392, CVE-2026-62645, CVE-2026-62646, CVE-2026-62647, CVE-2026-62648, CVE-2026-62649, CVE-2026-62650, CVE-2026-62652, CVE-2026-62653, CV

Source: NIST NVD / MITRE CVE Database

Affected Products
VendorProductFixed Version
Siemens &mdash; —
Remediation

No patch URL on record. Monitor vendor security advisories directly.

Threat Intelligence
● Threat Intelligence Validated: September 2026 | Threat Age: 20 Days
CISA KEVNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
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