What is CVE-2022-3540?

CVE-2022-3540 is a medium-severity vulnerability in Hunter2 Project, classified under Cleartext Storage of Sensitive Information. CVSS score: 6.5/10. Published 2022-10-17.

How severe is CVE-2022-3540?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Hunter2 Project

CVE-2022-3540

An issue has been discovered in hunter2 affecting all versions before 2.1.0. Improper handling of auto-completion input allows an authenticated attacker to extract other users email addresses

Published 2022-10-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (36.3th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Hunter2 Project
The Hunter2 Contributors — versions <2.1.0

Weakness classification (CWE)

CWE-312 — Cleartext Storage of Sensitive Information

References

gitlab.com/hunter2.app/hunter2/-/issues/529 (Third Party Advisory, Issue Tracking)
gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-3540.json (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2022-3540?: CVE-2022-3540 is a medium-severity vulnerability in Hunter2 Project, classified under Cleartext Storage of Sensitive Information. CVSS score: 6.5/10. Published 2022-10-17.
How severe is CVE-2022-3540?: Medium severity. CVSS v3 base score is 6.5 out of 10.