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CVE-2018-18786

31
FAUCET Score

CVE-2018-18786 describes a critical SQL Injection vulnerability (CWE-89) in zzcms 8.3, specifically within the ajax/zs.php component, exploitable via the pxzs cookie. This vulnerability carries a CVSS score of 9.8 (CRITICAL), indicating it can be exploited remotely without authentication or user interaction, leading to complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation (KEV: No) and no public exploit code (Metasploit, Nuclei, ExploitDB: None), the vulnerability has garnered significant community discussion with 10 mentions, placing it in the top 1% of CVEs for community attention.

Impacted Technologies

VendorProductVersion(s)CPE
8.3CPE matchmatch criteria
cpe:2.3:a:zzcms:zzcms:8.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.20%
Probability of exploitation in next 30 days
EPSS Percentile
65.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0120 is in the 51st percentile among its peer group of 36,829 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

github.com / qiubaoyang/CVEs/blob/master/zzcms/zzcms.md
ExploitThird Party Advisory