CVE-2023-4696
Improper Access Control in usememos/memos
Improper Access Control in GitHub repository usememos/memos prior to 0.13.2.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Improper Access Control in usememos/memos
Improper Access Control in GitHub repository usememos/memos prior to 0.13.2.
- Record
CVE-2023-4696- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-284
- Updated
- 2026-11-02
EUVDEUVD-2023-2530
Improper Access Control in GitHub repository usememos/memos prior to 0.13.2.
- Record
EUVD-2023-2530- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j2gj-g3p9-7mrr
Account TakeOver Due to Improper Handling of JWT Tokens in usememos/memos
Improper Access Control in GitHub repository usememos/memos prior to 0.13.2. As of commit c9aa2eeb9 access tokens which fail validation are rejected.
- Record
GHSA-j2gj-g3p9-7mrr- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-284
- Updated
- 2026-11-02
NVD
Improper Access Control in GitHub repository usememos/memos prior to 0.13.2.
- Record
CVE-2023-4696- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-284
- Updated
- 2026-11-02
OSV
Improper Access Control in usememos/memos
Improper Access Control in GitHub repository usememos/memos prior to 0.13.2.
- Record
CVE-2023-4696- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-284
- Updated
- 2026-11-02
OSVGHSA-j2gj-g3p9-7mrr
Account TakeOver Due to Improper Handling of JWT Tokens in usememos/memos
Improper Access Control in GitHub repository usememos/memos prior to 0.13.2. As of commit c9aa2eeb9 access tokens which fail validation are rejected.
- Record
GHSA-j2gj-g3p9-7mrr- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-284
- Updated
- 2026-11-02
OSVGO-2023-2038 No score
Account TakeOver Due to Improper Handling of JWT Tokens in usememos/memos in github.com/usememos/memos
Account TakeOver Due to Improper Handling of JWT Tokens in usememos/memos in github.com/usememos/memos
- Record
GO-2023-2038- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/usememos/memosGo |
before 0.13.2 | 0.13.2 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | mnqazi/CVE-2023-4696 | 2023-09-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-4696 is a critical vulnerability (CVSS 9.8) in Usememos Memos, published September 1, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.12%, the 66th percentile. Fixed in github.com/usememos/memos 0.13.2.