Description
Memos before 0.27.0 contains a missing authorization vulnerability in the ActivityService ListActivities and GetActivity API methods that allows authenticated users to view all users' activity records. Low-privileged attackers can enumerate sequential activity IDs to obtain creator IDs, timestamps, and memo-comment references, including activity on other users' private memos.
Published: 2026-10-20
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Fri, 23 Oct 2026 02:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 20 Oct 2026 15:45:00 +0000

Type Values Removed Values Added
Description Memos before 0.27.0 contains a missing authorization vulnerability in the ActivityService ListActivities and GetActivity API methods that allows authenticated users to view all users' activity records. Low-privileged attackers can enumerate sequential activity IDs to obtain creator IDs, timestamps, and memo-comment references, including activity on other users' private memos.
Title Memos before 0.27.0 Missing Authorization via ActivityService ListActivities/GetActivity
First Time appeared Usememos
Usememos memos
Weaknesses CWE-862
CPEs cpe:2.3:a:usememos:memos:*:*:*:*:*:*:*:*
Vendors & Products Usememos
Usememos memos
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-23T01:44:39.769Z

Reserved: 2026-10-20T11:48:48.640Z

Link: CVE-2026-113601

cve-icon Vulnrichment

Updated: 2026-10-23T01:44:35.663Z

cve-icon NVD

Status : Deferred

Published: 2026-10-20T16:17:09.373

Modified: 2026-10-23T02:16:55.450

Link: CVE-2026-113601

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-20T17:30:13Z

Weaknesses