SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-16856

The RSS Feed macro in Atlassian Confluence before version 6.5.2 allows remote attackers to inject arbitrary HTML or JavaScript via cross site scripting (XSS) vulnerabilities in various rss properties which were used as links without restriction on their…

MEDIUM 6.1EPSS 0.81%

Does this matter?

Lower severity and a low EPSS score (0.81%). Track it; it rarely justifies an emergency change on its own.

Description

The RSS Feed macro in Atlassian Confluence before version 6.5.2 allows remote attackers to inject arbitrary HTML or JavaScript via cross site scripting (XSS) vulnerabilities in various rss properties which were used as links without restriction on their scheme.

CVSS 3.0
6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.81% probability · 55th percentile
CISA KEV
Not listed
Weakness
CWE-79
Affected
atlassian/confluence
Source
security@atlassian.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.