Simple JWT Login < 3.2.1 - Arbitrary Settings Update to Site Takeover via CSRF
Priority LOW 39CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-352.
Summary
The Simple JWT Login WordPress plugin before 3.2.1 does not have nonce checks when saving its settings, allowing attackers to make a logged in admin changed them. Settings such as HMAC verification secret, account registering and default user roles can be updated, which could result in site takeover.
Why it matters now
EPSS 0.00632 50th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Simple JWT Login – Login and Register to WordPress using JWT (Unknown): 3.2.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Simple JWT Login – Login and Register to WordPress using JWT | 3.2.1 to before 3.2.1 | 3.2.1 | Patch available | CNA |
- Simple JWT Login – Login and Register to WordPress using JWT VendorUnknown Affected 3.2.1 to before 3.2.1 Fixed in 3.2.1 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:simple_jwt_login_project:simple_jwt_login:*:*:*:*:*:wordpress:*:* | before 3.2.1 | Vulnerable | Simple Jwt Login Project |
- cpe:2.3:a:simple_jwt_login_project:simple_jwt_login:*:*:*:*:*:wordpress:*:* Versions before 3.2.1 Vulnerable ·Simple Jwt Login Project
Remediation
- Fix · CNA Simple JWT Login – Login and Register to WordPress using JWT (Unknown) Fixed in 3.2.1
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24804
- 2026-10-03 Alias added: GHSA-vff3-qp7x-xm37
- 2026-10-25 EPSS moved to the 50th–90th percentile
References
More Simple Jwt Login Project Simple Jwt Login vulnerabilities
- TI-2021-07276 Simple JWT Login < 3.3.0 - Insecure Password Creation CVSS 3.1HIGH 7.5
Sources
- CVE-2021-24804 · CVE Program
- CVE-2021-24804 · NVD
- FIRST EPSS
- GHSA-vff3-qp7x-xm37 · GitHub Advisory Database · CC BY 4.0
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