CVE-2026-53422: Erlang OTP

SFTP REALPATH path-existence oracle allowing filesystem enumeration outside configured root

CVSS 2.3 LowEPSS 0.0026 · 18th percentile

Published by the CVE Program (CNA: EEF) at 2 Jul 2026, 16:06 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: ssh pkg:otp/ssh?repository_url=https:%2F%2Fgithub.com%2Ferlang%2Fotp&vcs_url=git%20https:%2F%2Fgithub.com%2Ferlang%2Fotp.git	affected 3.0.1 to before * otp Other versions: unaffected
Erlang	OTP Package name: erlang/otp https://github.com pkg:github/erlang/otp	affected 17.0 to before * otp affected 84adefa331c4159d432d22840663c38f155cd4c1 to before * git Other versions: unaffected

Identifiers

CVE-2026-53422

CNA

EEF

Weakness (CWE)

CWE-204

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
2.3	Low	4.0	CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N	CNA (EEF)

CISA KEV Not listed.
EPSS 0.0026, the 18th 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 2 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

github.com/erlang/otp/security/advisories/GHSA-h9pw-h5w4-h976 vendor-advisoryrelated
cna.erlef.org/cves/CVE-2026-53422.html related
osv.dev/vulnerability/EEF-CVE-2026-53422 related
www.erlang.org/doc/system/versions.html#order-of-versions version-scheme
github.com/erlang/otp/commit/059e5785ef8c1d423820ca633fb7b37f47645172 patch
github.com/erlang/otp/commit/86622cfaacf57a02c7645d1999f946846b504c94 patch
github.com/erlang/otp/commit/c5a8f50ae68888ff243c5c741a06d2b3a4b48b7a 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.