SEPTEMBER 19, 2026
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Case File

CVE-2026-61893

MEDIUM · CVSS 6.5 EPSS 0.26% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-07-30 · Last synced 2026-08-29

CyberRota Analysis

AI-Generated

A vulnerability exists in systems processing IEC 60870-5-104 I-frames, where a specially crafted message with an inflated object count can lead to a buffer overflow in the TestCommand_getFromBuffer function. This can potentially allow an attacker to manipulate memory, leading to unexpected behavior or crashes. Organizations utilizing affected products that handle IEC 60870-5-104 communications should prioritize patching to mitigate the risk of exploitation.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-61893
Severity
MEDIUM
CVSS
6.5
EPSS
0.26%

Original NVD Description

A crafted IEC 60870-5-104 I-frame with TypeID 104 (C_TS_NA_1) and an inflated object count causes TestCommand_getFromBuffer to read one byte past the end of the heap-allocated message buffer.