CVE-2023-2959Network attack vector

Unauthenticated disclosure of user-provided data

Published Jul 17, 2023 · Updated May 22, 2026

Authentication bypass in Oliva Ekspertiz Oliva Expertise EKS before 1.2 allows remote attackers to collect user-provided data. The published record identifies a primary weakness that bypasses authentication but does not disclose the affected endpoint, request, or failed validation. No credentials or user interaction are required, and the documented consequence is limited to disclosure of data supplied by application users.

CVSS severity7.5
High
EPSS probability0.63%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in Oliva Ekspertiz Oliva Expertise EKS before 1.2 allows remote attackers to collect user-provided data. The published record identifies a primary weakness that bypasses authentication but does not disclose the affected endpoint, request, or failed validation. No credentials or user interaction are required, and the documented consequence is limited to disclosure of data supplied by application users.

The record

CVE
CVE-2023-2959
Published
Jul 17, 2023
Updated
May 22, 2026
Vendor
Oliva Ekspertiz
Product
Oliva Expertise EKS
Classifications
CWE-287, CWE-305, CAPEC-569, T1056
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 17, 2023CVE publishedPublication date reported by the CVE source.
  2. May 22, 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=0 <1.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Oliva Ekspertiz · Oliva Expertise EKSversion=0 <1.2

Published CVSS scores

7.5Computer Emergency Response Team of the Republic of TurkeyCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-287Improper Authentication
CWE-305Authentication Bypass by Primary Weakness
CAPEC-569Collect Data as Provided by Users
T1056Input Capture

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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