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CVE-2020-6136

27
FAUCET Score

CVE-2020-6136 is a high-severity SQL injection vulnerability affecting OS4Ed openSIS 7.3, specifically within the DownloadWindow.php functionality. An authenticated attacker can exploit this by sending a specially crafted HTTP request, leading to full compromise of confidentiality, integrity, and availability. While the CVSS score is 8.8, there is no evidence of active exploitation, public exploit code, or significant community discussion, suggesting a low current threat landscape despite its technical severity.

Impacted Technologies

VendorProductVersion(s)CPE
7.3CPE matchmatch criteria
cpe:2.3:a:os4ed:opensis:7.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.4MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.1
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.80%
Probability of exploitation in next 30 days
EPSS Percentile
76.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0180 is in the 74th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 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

talosintelligence.com / vulnerability_reports/TALOS-2020-1079
ExploitTechnical DescriptionThird Party Advisory