What is CVE-2020-11059?

CVE-2020-11059 is a critical-severity vulnerability in Aegir Project, classified under Information Disclosure. CVSS score: 9.6/10. Published 2020-05-27.

How severe is CVE-2020-11059?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Is CVE-2020-11059 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Aegir Project

CVE-2020-11059

In AEgir greater than or equal to 21.7.0 and less than 21.10.1, aegir publish and aegir build may leak secrets from environment variables in the browser bundle published to npm. This has been fixed in 21.10.1.

Vulnerability class: Information Disclosure

Published 2020-05-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Aegir Project
Ipfs Aegir — versions >= 21.7.0, < 21.10.1

Weakness classification (CWE)

CWE-200 — Information Disclosure

Public proof-of-concept exploits

ossf-cve-benchmark/CVE-2020-11059

References

github.com/ipfs/aegir/security/advisories/GHSA-qfcv-5whw-7pcw (Third Party Advisory)

Frequently asked questions

What is CVE-2020-11059?: CVE-2020-11059 is a critical-severity vulnerability in Aegir Project, classified under Information Disclosure. CVSS score: 9.6/10. Published 2020-05-27.
How severe is CVE-2020-11059?: Critical severity. CVSS v3 base score is 9.6 out of 10.
Is CVE-2020-11059 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.