Improper Authorization in usememos/memos

published 2022-12-28 3 y ago modified 2026-06-17 4 mo ago also GHSA-qw36-rw5q-gxcq , GO-2022-1245 , EUVD-2022-7727

cvss: 8.2; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 51%
public exploits: 0; none known

Improper Authorization in GitHub repository usememos/memos prior to 0.9.1.

Patch / fix

fixed in 2 links 2

go github.com/usememos/memos 0.9.1
usememos usememos/memos 0.9.1

github.com/usememos/memos@3556ae4 commit
huntr.dev/bounties/4ee48a1e-6332-4d95-a360-9c392643c533 advisory

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 19 mo ago (2025-04-09)

Exploit prediction

0.64% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

huntr.dev https://huntr.dev/bounties/4ee48a1e-6332-4d95-a360-9c392643c533 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.0	8.2	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
NVD	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
GitHub	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
go	github.com/usememos/memos	<0.9.1	0.9.1

Affected products

usememos usememos/memos

Classification

Weakness

CWE-285 Improper Authorization

References

github.com /usememos/memos/commit/3556ae4e651d9443dc3bb8a170dd3cc726517a53
web, patch, third-party-advisory
huntr.dev /bounties/4ee48a1e-6332-4d95-a360-9c392643c533
web, exploit, patch, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2022-4804
advisory
github.com /usememos/memos
package
github.com /advisories/GHSA-qw36-rw5q-gxcq
advisory

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary