XSS in Olimpoks Olimpok

CVE-2020-16270

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.131 (96.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-16270?
CVE-2020-16270 is a medium-severity vulnerability in Olimpoks Olimpok, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-10-16.
How severe is CVE-2020-16270?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-16270 known to be exploited?
10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.