CVE-2021-42583
Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy
A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.
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
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.
- Record
CVE-2021-42583- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-327
- Updated
- 2026-11-02
CVE List No score
A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.
- Record
CVE-2021-42583- Updated
- 2026-11-02
EUVDEUVD-2022-0469 No score
A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.
- Record
EUVD-2022-0469- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5r5w-h76p-m726 No score
Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy
A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.
- Record
GHSA-5r5w-h76p-m726- Weakness
- CWE-327
- Updated
- 2026-11-02
OSV
A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.
- Record
CVE-2021-42583- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-5r5w-h76p-m726 No score
Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy
A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.
- Record
GHSA-5r5w-h76p-m726- Weakness
- CWE-327
- Updated
- 2026-11-02
OSVGO-2022-0306 No score
Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy in github.com/foxcpp/maddy
Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy in github.com/foxcpp/maddy
- Record
GO-2022-0306- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/foxcpp/maddyGo |
before 0.5.2 | 0.5.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-42583 is a high vulnerability (CVSS 7.5) in Foxcpp Maddy, published December 28, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.75%, the 55th percentile. Fixed in github.com/foxcpp/maddy 0.5.2.