What is CVE-2017-1000053?

CVE-2017-1000053 is a high-severity vulnerability in Plug Project, classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2017-07-17.

How severe is CVE-2017-1000053?

High severity. CVSS v3 base score is 8.1 out of 10.

Deserialization in Plug Project

CVE-2017-1000053

Elixir Plug before v1.0.4, v1.1.7, v1.2.3 and v1.3.2 is vulnerable to arbitrary code execution in the deserialization functions of Plug.Session.

Vulnerability class: Insecure Deserialization

Published 2017-07-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (79.3th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Plug Project

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

elixirforum.com/t/security-releases-for-plug/3913 (Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2017-1000053?: CVE-2017-1000053 is a high-severity vulnerability in Plug Project, classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2017-07-17.
How severe is CVE-2017-1000053?: High severity. CVSS v3 base score is 8.1 out of 10.