CVE-2023-2960Network attack vector

Browser script execution via undisclosed input handling

Published Jul 17, 2023 · Updated May 22, 2026

Cross-site scripting in Oliva Ekspertiz Oliva Expertise EKS before 1.2 allows remote attackers to execute script in a user's browser. The national CERT advisory does not identify the affected endpoint, parameter, or encoding failure that permits untrusted input to reach generated HTML. Exploitation requires user interaction with crafted web content and permits script execution in that user's browser context; no availability impact is reported.

CVSS severity6.1
Medium
EPSS probability0.36%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in Oliva Ekspertiz Oliva Expertise EKS before 1.2 allows remote attackers to execute script in a user's browser. The national CERT advisory does not identify the affected endpoint, parameter, or encoding failure that permits untrusted input to reach generated HTML. Exploitation requires user interaction with crafted web content and permits script execution in that user's browser context; no availability impact is reported.

The record

CVE
CVE-2023-2960
Published
Jul 17, 2023
Updated
May 22, 2026
Vendor
Oliva Ekspertiz
Product
Oliva Expertise EKS
Classifications
CWE-79
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

6.1TR-CERTCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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.

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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-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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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