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Vulnerability record · CVE-2020-16270 · published 16 October 2020

CVE-2020-16270: Olimpoks olimpok cross-site scripting vulnerability

Olimpoks · Olimpok

OLIMPOKS under 3.3.39 allows Auth/Admin ErrorMessage XSS. Remote Attacker can use discovered vulnerability to inject malicious JavaScript payload to victim’s browsers in context of vulnerable applications. Executed code can be used to steal administrator’s cookies, influence HTML content of targeted application and perform phishing-related attacks. Vulnerable application used in more than 3000 organizations in different sectors from retail to industries.

6.1 CVSS 3.1 Medium EPSS 13% · top 3.8% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score, v2 4.3
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

OLIMPOKS under 3.3.39 allows Auth/Admin ErrorMessage XSS. Remote Attacker can use discovered vulnerability to inject malicious JavaScript payload to victim’s browsers in context of vulnerable applications. Executed code can be used to steal administrator’s cookies, influence HTML content of targeted application and perform phishing-related attacks. Vulnerable application used in more than 3000 organizations in different sectors from retail to industries.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bdu.fstec.ru/vul/2020-04623 Third Party Advisory
https://github.com/Security-AVS/CVE-2020-16270 Third Party Advisory
https://olimpoks.ru/oks/forum/olimpoks5.php ProductVendor Advisory
https://bdu.fstec.ru/vul/2020-04623 Third Party Advisory
https://github.com/Security-AVS/CVE-2020-16270 Third Party Advisory
https://olimpoks.ru/oks/forum/olimpoks5.php ProductVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-16270), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.