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CVE-2020-5541

22
FAUCET Score

CVE-2020-5541 is an open redirect vulnerability affecting CyberMail versions 6.x and 7.x, allowing attackers to redirect users to arbitrary malicious sites. This medium-severity vulnerability (CVSS 6.1) requires user interaction and can lead to phishing attacks, with potential for low impact on confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
6.0CPE matchmatch criteria
cpe:2.3:a:cybersolutions:cybermail:6.0:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:a:cybersolutions:cybermail:7.0:*:*:*:*:*:*:*

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
1.39%
Probability of exploitation in next 30 days
EPSS Percentile
69.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0139 is in the 82nd percentile among its peer group of 26,219 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

gist.github.com / tonykuo76/ffdaa7bfabf2205dc5bac010eee38509
Third Party Advisory
jvn.jp / en/jp/JVN46258789
Third Party Advisory
sup.cybersolutions.co.jp / otrs/customer.pl
chtsecurity.com / news/cf5742f8-a676-43c2-a8b9-bff17f452823
Third Party Advisory