What is CVE-2026-9365?

CVE-2026-9365 is a medium-severity vulnerability in Ettercap, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.6/10. Published 2026-05-24.

How severe is CVE-2026-9365?

Medium severity. CVSS v3 base score is 5.6 out of 10.

Buffer overflow in Ettercap

CVE-2026-9365

A vulnerability has been found in Ettercap up to 0.8.3. The affected element is the function FUNC_DECODER of the file src/dissectors/ec_gg.c of the component GG Dissector. The manipulation of the argument gg leads to heap-based buffer over…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (22.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

N/a Ettercap — versions 0.8.0, 0.8.1, 0.8.2

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (issue-tracking, exploit)
cna@vuldb.com (issue-tracking, patch)
cna@vuldb.com (patch)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-9365?: CVE-2026-9365 is a medium-severity vulnerability in Ettercap, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.6/10. Published 2026-05-24.
How severe is CVE-2026-9365?: Medium severity. CVSS v3 base score is 5.6 out of 10.