🛡️ CVE-2026-50103

🟡 CVSS 6.5 — Medium ✅ No Known Exploit CWE-228 NVD
6.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A NULL pointer dereference in the L2 GOOSE and R-GOOSE shared parser, which may allow a network-adjacent attacker to crash a subscribing application by sending a crafted GOOSE frame containing a malformed TLV value.

How this vulnerability can be exploited

This issue can be reached from an adjacent network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Weakness class

CVE-2026-50103 is classified as CWE-228: Improper Handling of Syntactically Invalid Structure. The product does not handle or incorrectly handles input that is not syntactically well-formed with respect to the associated specification.

Affected software

CVE-2026-50103 is recorded against 1 package.

  • unknown

Timeline and source

Published on 23 July 2026 and last revised on 30 July 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

www.cisa.gov

Details

Severity MEDIUM
CVSS Score 6.5
CVSS Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-228
Public Exploit ✅ No
Source NVD
Published 2026-07-23
Updated 2026-08-11
Modified 2026-07-30
Fix URL N/A

Affected Packages

Software From version Fixed in
unknown — —

Similar Threats

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