CVE-2026-61893
MEDIUMCVSS 6.5/10EPSS 0.26%
Last modified
CVE-2026-61893 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| MZ Automation | lib60870 | 2.4.0 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-61893?
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.
How severe is CVE-2026-61893?
CVE-2026-61893 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2026-61893?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2026-61893?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST