CVE-2022-4803: usememos memos
CVSS: 8.8v3.1HighModified
AliasesGHSA-mfmp-8mqg-q4wmGO-2023-1291
Published 28-12-2022Last modified 10-04-2025
Vulnerability summary
CVE-2022-4803 is a high (CVSS 8.8) vulnerability in usememos memos. EPSS estimates a 0.83% chance of exploitation in the next 30 days, higher than 57% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.8/10
010
High · v3.1 (NVD)EPSS score
0.83%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 28-12-2022PublishedVulnerability first disclosed.
- 10-04-2025Last modifiedVulnerability information updated.
Description
Authorization Bypass Through User-Controlled Key in GitHub repository usememos/memos prior to 0.9.1.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- OSV · GoEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
High 8.1Preferred score · CVE.org (CNA)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NSourcesAll 2 agree
- NVDNIST8.1HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS trend
Probability
0.83%
Chance of exploitation in the next 30 days
Percentile
57%
Versus all other CVEs
30-day change
+0.02 pp
From 0.81% on 20-09-2026
20-09-202620-10-2026
EPSS score0.83%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (huntr.dev)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Usememos2 products
- memos< 0.9.1
- usememos/memos≥ unspecified, < 0.9.1
Github.com/usememos1 product
- memos< 0.9.1
2 vendors · 3 products
References
5 links- github.com/usememos/memos/commit/3556ae4e651d9443dc3bb8a170dd3cc726517a53WEBFIXPatchThird Party Advisory
- github.com/usememos/memosPACKAGE