CVE-2021-36880
WordPress uListing plugin <= 2.0.3 - Unauthenticated SQL Injection (SQLi) vulnerability
Unauthenticated SQL Injection (SQLi) vulnerability in WordPress uListing plugin (versions <= 2.0.3), vulnerable parameter: custom.
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
- Low
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
WordPress uListing plugin <= 2.0.3 - Unauthenticated SQL Injection (SQLi) vulnerability
Unauthenticated SQL Injection (SQLi) vulnerability in WordPress uListing plugin (versions <= 2.0.3), vulnerable parameter: custom.
- Record
CVE-2021-36880- CVSS 3.1
- 8.6 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L - Weakness
- CWE-89
- Updated
- 2026-11-02
EUVDEUVD-2021-23456
Unauthenticated SQL Injection (SQLi) vulnerability in WordPress uListing plugin (versions <= 2.0.3), vulnerable parameter: custom.
- Record
EUVD-2021-23456- CVSS 3.1
- 8.6 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hf5g-2885-9hqq No score
Unauthenticated SQL Injection (SQLi) vulnerability in WordPress uListing plugin (versions <= 2.0...
Unauthenticated SQL Injection (SQLi) vulnerability in WordPress uListing plugin (versions <= 2.0.3), vulnerable parameter: custom.
- Record
GHSA-hf5g-2885-9hqq- Weakness
- CWE-89
- Updated
- 2026-11-02
NVD
Unauthenticated SQL Injection (SQLi) vulnerability in WordPress uListing plugin (versions <= 2.0.3), vulnerable parameter: custom.
- Record
CVE-2021-36880- CVSS 3.1
- 8.6 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L - 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 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-36880 is a high vulnerability (CVSS 8.6) in Stylemixthemes Ulisting, published September 27, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.10%, the 81st percentile. No source names a fixed version.