CVE-2026-3075Network attack vector

Unauthenticated disclosure of embedded system data

Published Feb 23, 2026 · Updated Feb 23, 2026

Sensitive data exposure in Jeff Starr Simple Ajax Chat 20251121 and earlier allows remote attackers to retrieve embedded system data. The public record does not identify the exposed file, request path, or precise data fields; it only classifies the operation as retrieval of embedded sensitive data. Exploitation is unauthenticated on nginx, IIS, and other non-Apache web servers, while Apache deployments are unaffected.

CVSS severity5.3
Medium
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Sensitive data exposure in Jeff Starr Simple Ajax Chat 20251121 and earlier allows remote attackers to retrieve embedded system data. The public record does not identify the exposed file, request path, or precise data fields; it only classifies the operation as retrieval of embedded sensitive data. Exploitation is unauthenticated on nginx, IIS, and other non-Apache web servers, while Apache deployments are unaffected.

The record

CVE
CVE-2026-3075
Published
Feb 23, 2026
Updated
Feb 23, 2026
Vendor
Plugin Planet
Product
Simple Ajax Chat
Classifications
CWE-497
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 23, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 23, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=<= 20251121 changes=[{"at":"20260217","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Plugin Planet · Simple Ajax Chatversion=n/a <=<= 20251121 changes=[{"at":"20260217","status":"unaffected"}]

Published CVSS scores

5.3PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-497Exposure of Sensitive System Information to an Unauthorized Control Sphere

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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