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Fencer Vulns
high 8.6

CVE-2022-4813 json

Insufficient Granularity of Access Control in usememos/memos

published 2022-12-28 3 y ago modified 2026-06-17 4 mo ago also GHSA-7qpw-2j9m-rw8c , GO-2022-1253 , EUVD-2022-7553

cvss
8.6
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 47%
public exploits
0
none known

Summary

Insufficient Granularity of Access Control in GitHub repository usememos/memos prior to 0.9.1.

Patch / fix

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

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
19 mo ago

Exploit prediction

0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • huntr.dev https://huntr.dev/bounties/a24b45d8-554b-4131-8ce1-f33bf8cdbacc referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 8.6 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
GitHub 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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-1220 Insufficient Granularity of Access Control

References

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.