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CVE-2023-4279

23
FAUCET Score

CVE-2023-4279 is a high-severity vulnerability affecting the User Activity Log WordPress plugin prior to version 1.6.7. It allows attackers to manipulate client IP addresses by exploiting the plugin's retrieval of IP information from untrusted headers, potentially obscuring the origin of malicious activity. With a CVSS score of 7.5, this network-exploitable flaw requires no user interaction and can lead to high integrity impacts. Currently, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.6.7CPE matchmatch criteria
cpe:2.3:a:solwininfotech:user_activity_log:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.86%
Probability of exploitation in next 30 days
EPSS Percentile
54.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0086 is in the 30th 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

wpscan.com / vulnerability/2bd2579e-b383-4d12-b207-6fc32cfb82bc
ExploitThird Party Advisory