CVE record · CVE-2026-70399

httpd does not enforce the documented default max_clients connection limit

CVSS 8.7 HighEPSS 0.0093 · 60th percentile

Published by the CVE Program (CNA: EEF) at 1 Sept 2026, 14:33 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Erlang	OTP Package name: otp pkg:software-id/erlang.org/otp	affected 17.0 to before 27.3.4.17 otp affected 28.0 to before 28.5.0.6 otp affected 29.0 to before 29.0.6 otp Other versions: unaffected
Erlang	OTP Package name: inets pkg:otp/inets	affected 5.10 to before 9.3.2.7 otp affected 9.4 to before 9.6.2.3 otp affected 9.7 to before 9.7.2 otp Other versions: unaffected
Erlang	OTP Package name: erlang/otp https://github.com pkg:github/erlang/otp	affected d9674f32811cd5bb02b0d6656053b5ee226bc74c to before * git Other versions: unaffected

Identifiers: CVE-2026-70399
CNA: EEF
Weakness (CWE): CWE-770
Tags: Erlang OTP
Denial of service
Published: 1 Sept 2026
Updated: 8 Sept 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
8.7	High	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	CNA (EEF)

CISA KEV Not listed.
EPSS 0.0093, the 60th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 1 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

github.com/erlang/otp/security/advisories/GHSA-pwvh-c689-f8q5 vendor-advisoryrelated
cna.erlef.org/cves/CVE-2026-70399.html related
osv.dev/vulnerability/EEF-CVE-2026-70399 related
www.erlang.org/doc/system/versions.html#order-of-versions version-scheme
github.com/erlang/otp/commit/d94a94c96eb4cccbd6f7d7da5975f0c035b69612 patch
github.com/erlang/otp/commit/6746dc4e1df5257ad8ac91cbbd167cb8b0274ce7 patch
github.com/erlang/otp/commit/e0050fc00c500a4fa9ba1f594603c787ff6d20b2 patch

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.