What is CVE-2026-32873?

CVE-2026-32873 is a high-severity vulnerability in Vshakitskiy Ewe, classified under CWE-825. CVSS score: 7.5/10. Published 2026-03-20.

How severe is CVE-2026-32873?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Vshakitskiy Ewe

CVE-2026-32873

ewe is a Gleam web server. Versions 0.8.0 through 3.0.4 contain a bug in the handle_trailers function where rejected trailer headers (forbidden or undeclared) cause an infinite loop. When handle_trailers encounters such a trailer, three co…

EPSS: 0.000 (6.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Vshakitskiy Ewe — versions >= 0.8.0, < 3.0.5

Weakness classification (CWE)

CWE-825

References

https://github.com/vshakitskiy/ewe/security/advisories/GHSA-4w98-xf39-23gp (x_refsource_CONFIRM)
https://github.com/vshakitskiy/ewe/commit/8513de9dcdd0005f727c0f6f15dd89f8d626f560 (x_refsource_MISC)
https://github.com/vshakitskiy/ewe/commit/d8b9b8a86470c0cb5696647997c2f34763506e37 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-32873?: CVE-2026-32873 is a high-severity vulnerability in Vshakitskiy Ewe, classified under CWE-825. CVSS score: 7.5/10. Published 2026-03-20.
How severe is CVE-2026-32873?: High severity. CVSS v3 base score is 7.5 out of 10.