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CVE-2018-5954

38
FAUCET Score

CVE-2018-5954 describes a denial-of-service vulnerability in phpFreeChat versions 1.7 and earlier, allowing remote attackers to disrupt service by sending numerous connect commands. This vulnerability has a CVSS v3 score of 7.5 (High), indicating a network-based attack with low complexity and high availability impact. While not listed on CISA's KEV catalog, public exploit code exists on ExploitDB, though there is minimal community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.7CPE matchmatch criteria
cpe:2.3:a:phpfreechat:phpfreechat:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
8.93%
Probability of exploitation in next 30 days
EPSS Percentile
94.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-43852 · Jan 21, 2018
This CVE's current EPSS score of 0.0893 is in the 91st percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/146037/PHPFreeChat-1.7-Denial-Of-Service.html
ExploitThird Party AdvisoryVDB Entry
exploit-db.com / exploits/43852
ExploitThird Party AdvisoryVDB Entry