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CVE-2017-18091

17
FAUCET Score

CVE-2017-18091 describes a cross-site scripting (XSS) vulnerability in Atlassian Fisheye and Crucible versions prior to 4.4.3 and 4.5.0. This flaw allows remote attackers with administrative privileges to inject arbitrary HTML or JavaScript through a maliciously crafted backup filename. Rated Medium severity (CVSS 4.8), exploitation requires high privileges and user interaction, leading to potential low impact on confidentiality and integrity. There is no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.4.0, < 4.4.3CPE matchmatch criteria
cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:*
>= 4.4.0, < 4.4.3CPE matchmatch criteria
cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

4.8MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
1.7
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.84%
Probability of exploitation in next 30 days
EPSS Percentile
54.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0084 is in the 91st percentile among its peer group of 4,937 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jira.atlassian.com / browse/CRUC-8173
Vendor Advisory
jira.atlassian.com / browse/FE-7006
Vendor Advisory
securityfocus.com / bid/103079
Third Party AdvisoryVDB Entry