What is CVE-2020-36474?

CVE-2020-36474 is a critical-severity vulnerability in Safecurl Project. CVSS score: 9.8/10. Published 2021-08-20.

How severe is CVE-2020-36474?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Safecurl Project

CVE-2020-36474

SafeCurl before 0.9.2 has a DNS rebinding vulnerability.

Published 2021-08-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.018 (77.7th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Safecurl Project — versions 0.9.2

References

github.com/vanilla/safecurl/pull/2 (Patch, Third Party Advisory)
github.com/vanilla/safecurl/releases/tag/v0.9.2 (Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2020-36474?: CVE-2020-36474 is a critical-severity vulnerability in Safecurl Project. CVSS score: 9.8/10. Published 2021-08-20.
How severe is CVE-2020-36474?: Critical severity. CVSS v3 base score is 9.8 out of 10.