HIGH 8.7 NVD
CVE-2026-91018
lwIP (Lightweight IP) has a double free vulnerability, which could crash the system, cause a DoS, memory corruption, or allow code execution on the victim syste
lwIP (Lightweight IP) has a double free vulnerability, which could crash the system, cause a DoS, memory corruption, or allow code execution on the victim system.
References
- https://cgit.git.savannah.gnu.org/cgit/lwip.git
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-265-02.json
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-265-02
This high severity vulnerability with a CVSS score of 8.7 was published on 2026-09-22 via NVD.
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