CVE-2026-12655

N/A

A security issue exists within 1732E ArmorBlock® I/O, where an unauthenticated attacker can change the device's webserver password without valid credentials. This could result in admin account take...

Affects 0 products across 1 vendor.

CVSS v48.8
EPSS0.3%
Percentile18th
PatchUnknown
CWE Weakness Definitions
CWE-294: CWE-294
Related Attack Patterns (CAPEC)
CAPEC-60 Reusing Session IDs (aka Session Replay)
via CWE-294
CAPEC-102 Session Sidejacking
via CWE-294
CAPEC-509 Kerberoasting
via CWE-294
CAPEC-561 Windows Admin Shares with Stolen Credentials
via CWE-294
CAPEC-644 Use of Captured Hashes (Pass The Hash)
via CWE-294
Show all 10

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

◆ AI Analysis — automated analysis, not human-reviewed

A unscored severity vulnerability (CVE-2026-12655) affects the target system. A security issue exists within 1732E ArmorBlock® I/O, where an unauthenticated attacker can change the device's webserver password without valid credentials. This could result in admin account takeover or unauthorized modification of device configura...

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Frequently Asked Questions
What is CVE-2026-12655?
A unscored severity vulnerability (CVE-2026-12655) affects the target system. A security issue exists within 1732E ArmorBlock® I/O, where an unauthenticated attacker can change the device's webserver password without valid credentials. This could result in admin account takeover or unauthorized modification of device configura...
Is CVE-2026-12655 actively exploited?
No confirmed active exploitation of CVE-2026-12655 as of 2026-10-20.
How do I remediate CVE-2026-12655?
Advisory: https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1801.html
What systems are affected by CVE-2026-12655?
CVE-2026-12655 affects Rockwell Automation.
Vulnerability Details
CVE IDCVE-2026-12655
Published2026-10-13
Last Modified2026-10-16
ICS Relevance55%
Weakness (CWE)
CWE-294
SourceNVD
Official Description

A security issue exists within 1732E ArmorBlock® I/O, where an unauthenticated attacker can change the device's webserver password without valid credentials. This could result in admin account takeover or unauthorized modification of device configuration.

Source: NIST NVD / MITRE CVE Database

Affected Products
VendorProductAffected Versions
Rockwell Automation — —
Remediation
View Vendor Advisory →
Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 6 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
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