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CVE-2021-36880

29
FAUCET Score

CVE-2021-36880 describes an unauthenticated SQL Injection vulnerability in the WordPress uListing plugin, affecting versions 2.0.3 and earlier, specifically through the 'custom' parameter. This vulnerability carries a critical CVSS score of 9.8, indicating a severe risk with low attack complexity and potential for complete compromise of confidentiality, integrity, and availability. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been observed, the high FAUCET Risk Score of 84/100 warrants attention.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.0.3CPE matchmatch criteria
cpe:2.3:a:stylemixthemes:ulisting:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

8.6HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
4.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.10%
Probability of exploitation in next 30 days
EPSS Percentile
79.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0210 is in the 69th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

patchstack.com / database/vulnerability/ulisting/wordpress-ulisting-plugin-2-0-3-unauthenticated-sql-injection-sqli-vulnerability
Third Party Advisory
wordpress.org / plugins/ulisting
ProductThird Party Advisory