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CVE-2021-41747

21
FAUCET Score

CVE-2021-41747 is a Cross-Site Scripting (XSS) vulnerability found in Csdn APP version 4.10.0. This medium-severity flaw (CVSS 6.1) allows unauthenticated attackers to execute malicious scripts through user interaction, potentially leading to the theft of sensitive information like user cookies. While the vulnerability has a low EPSS score and no known active exploitation or public exploit code, its presence in a widely used application warrants attention. Community discussion and media coverage for this CVE are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
4.10.0CPE matchmatch criteria
cpe:2.3:a:csdn:csdn_app:4.10.0:*:*:*:*:*:*:*

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
0.61%
Probability of exploitation in next 30 days
EPSS Percentile
45.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0061 is in the 49th 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

github.com / purple-WL/Security-vulnerability/blob/main/Csdn%20APP%204.10.0%20XSS
Third Party Advisory
cnvd.org.cn / flaw/show/CNVD-2021-52394
Third Party Advisory