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CVE-2017-6503

17
FAUCET Score

CVE-2017-6503 describes a Cross-Site Scripting (XSS) vulnerability in the WebUI of qBittorrent versions prior to 3.3.11, where various values were not properly escaped. This medium-severity flaw (CVSS 6.1) has a low attack complexity and could lead to limited confidentiality and integrity impacts if an unsuspecting user interacts with a malicious link. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.3.10CPE matchmatch criteria
cpe:2.3:a:qbittorrent:qbittorrent:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

CVSS:3.0/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
3.0

Exploit Intelligence

EPSS Score
0.86%
Probability of exploitation in next 30 days
EPSS Percentile
54.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0086 is in the 65th percentile among its peer group of 26,221 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / qbittorrent/qBittorrent/commit/6ca3e4f094da0a0017cb2d483ec1db6176bb0b16
Patch
qbittorrent.org / news.php
PatchRelease Notes
securityfocus.com / bid/96758