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CVE-2017-9934

22
FAUCET Score

CVE-2017-9934 is an XSS vulnerability affecting Joomla! CMS versions 1.7.3 through 3.7.2, stemming from missing CSRF token checks and improper input validation. With a CVSS score of 6.1 (Medium), it can be exploited remotely with low attack complexity, requiring user interaction, and could lead to partial confidentiality and integrity impacts. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.7.3CPE matchmatch criteria
cpe:2.3:a:joomla:joomla\!:1.7.3:*:*:*:*:*:*:*
1.7.4CPE matchmatch criteria
cpe:2.3:a:joomla:joomla\!:1.7.4:*:*:*:*:*:*:*
1.7.5CPE matchmatch criteria
cpe:2.3:a:joomla:joomla\!:1.7.5:*:*:*:*:*:*:*
2.5.0CPE matchmatch criteria
cpe:2.3:a:joomla:joomla\!:2.5.0:*:*:*:*:*:*:*
2.5.1CPE matchmatch criteria
cpe:2.3:a:joomla:joomla\!:2.5.1:*:*:*:*:*:*:*

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
2.21%
Probability of exploitation in next 30 days
EPSS Percentile
80.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0221 is in the 91st 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

developer.joomla.org / security-centre/697-20170602-core-xss-vulnerability
Vendor Advisory
securityfocus.com / bid/99451
Third Party AdvisoryVDB Entry
securitytracker.com / id/1038817
Third Party AdvisoryVDB Entry