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CVE-2020-25495

41
FAUCET Score

CVE-2020-25495 is a reflected Cross-site Scripting (XSS) vulnerability affecting Xinuos (formerly SCO) Openserver versions 5 and 6, allowing attackers to inject malicious web scripts via the 'section' parameter. With a CVSS score of 6.1 (Medium), this vulnerability requires user interaction but can lead to information disclosure and integrity issues. While not listed in CISA's KEV catalog, exploit code is publicly available on ExploitDB and Nuclei templates exist, indicating potential for exploitation. Despite this, there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
5.0.7CPE matchmatch criteria
cpe:2.3:a:xinuos:openserver:5.0.7:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:a:xinuos:openserver:6.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
8.14%
Probability of exploitation in next 30 days
EPSS Percentile
94.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2020-25495 · Jun 18, 2021
ExploitDB: EDB-49300 · Dec 21, 2020
This CVE's current EPSS score of 0.0814 is in the 98th percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/160634/SCO-Openserver-5.0.7-Cross-Site-Scripting.html
ExploitThird Party Advisory
github.com / Ramikan/Vulnerabilities/blob/master/SCO%20Openserver%20XSS%20%26%20HTML%20Injection%20vulnerability
ExploitThird Party Advisory