What is CVE-2022-41797?

CVE-2022-41797 is a medium-severity vulnerability in Bytedance K.k. Lemon8 App For Android And iOS, classified under Missing Authorization. CVSS score: 6.5/10. Published 2022-10-24.

How severe is CVE-2022-41797?

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

Auth bypass in Bytedance K.k. Lemon8 App For Android And iOS

CVE-2022-41797

Improper authorization in handler for custom URL scheme vulnerability in Lemon8 App for Android versions prior to 3.3.5 and Lemon8 App for iOS versions prior to 3.3.5 allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack.

Vulnerability class: Broken Access Control

Published 2022-10-24 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.010 (60.2th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.010 · change: +0.000

Affected products

Bytedance K.k. Lemon8 App For Android And iOS — versions Lemon8 App for Android versions prior to 3.3.5 and Lemon8 App for iOS versions prior to 3.3.5
Lemon8 Project

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

play.google.com/store/apps/details (Product, Third Party Advisory)
apps.apple.com/jp/app/lemon8/id1498607143 (Product, Third Party Advisory)
jvn.jp/en/jp/JVN10921428/index.html (Third Party Advisory)

Frequently asked questions

What is CVE-2022-41797?: CVE-2022-41797 is a medium-severity vulnerability in Bytedance K.k. Lemon8 App For Android And iOS, classified under Missing Authorization. CVSS score: 6.5/10. Published 2022-10-24.
How severe is CVE-2022-41797?: Medium severity. CVSS v3 base score is 6.5 out of 10.