CVE-2021-42000
Ping Identity PingFederate Password Reset and Password Change Mishandling with an authentication policy in parallel reset flows
When a password reset or password change flow with an authentication policy is configured and the adapter in the reset or change policy supports multiple parallel reset flows, an existing user can reset another existing users password.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Ping Identity PingFederate Password Reset and Password Change Mishandling with an authentication policy in parallel reset flows
When a password reset or password change flow with an authentication policy is configured and the adapter in the reset or change policy supports multiple parallel reset flows, an existing user can reset another existing users password.
- Record
CVE-2021-42000- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-285
- Updated
- 2026-11-02
EUVDEUVD-2021-28990
When a password reset or password change flow with an authentication policy is configured and the adapter in the reset or change policy supports multiple parallel reset flows, an existing user can reset another existing users password.
- Record
EUVD-2021-28990- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f9mp-88cg-ffch
When a password reset or password change flow with an authentication policy is configured and the...
When a password reset or password change flow with an authentication policy is configured and the adapter in the reset or change policy supports multiple parallel reset flows, an existing user can reset another existing users password.
- Record
GHSA-f9mp-88cg-ffch- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
When a password reset or password change flow with an authentication policy is configured and the adapter in the reset or change policy supports multiple parallel reset flows, an existing user can reset another existing users password.
- Record
CVE-2021-42000- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-285
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-42000 is a medium vulnerability (CVSS 5.3) in Ping Identity Pingfederate, published February 10, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.53%, the 45th percentile. No source names a fixed version.