CVE-2022-4800

mediumpriority · track · 26EPSS 0.006 · 49 %ileEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.60% (49th) EPSS
CVSS 6.5 · medium
Is it mine?
3 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-26

Improper Verification of Source of a Communication Channel in GitHub repository usememos/memos prior to 0.9.1.

01

cvss

Technical severity, 0–10. One row per scoring source.

8.6
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6–8.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 3.6
v3.08.6highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:Lsecondary · ENISA EU
v3.08.6highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:Lsecondary · security@huntr.devexploitability 3.9 · impact 4.7
v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Nsecondary · OSV
v3.16mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-940USCWE-940US
04

affected products (3)

Products and version ranges known to be affected.

05

advisories (2)

Vendor and ecosystem advisories describing this.

  • GHSA-mfvq-m3jj-8864usememos/memos vulnerable to Improper Verification of Source of a Communication Channel2022-12-28ghsa · osvUS

    usememos/memos 0.9.0 and prior is vulnerable to Improper Verification of Source of a Communication Channel.

  • GO-2022-1240usememos/memos vulnerable to Improper Verification of Source of a Communication Channel in github.com/usememos/memos2024-08-21vendor · osvUS

    usememos/memos vulnerable to Improper Verification of Source of a Communication Channel in github.com/usememos/memos

06

also known as (5)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdosvnvdNVDCVE.orgMITRE
published 2022-12-28modified 2026-06-17
08

references (8)

External citations — patches, advisories, analysis.

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