CVE-2017-9513

Severity: medium (CVSS 5.4 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-01-29 · updated 2026-06-17
Weakness: CWE-284

Description

Several rest inline action resources of Atlassian Activity Streams before version 6.3.0 allows remote authenticated attackers to watch any Confluence page & receive notifications when comments are added to the watched page, and vote & watch JIRA issues that they do not have access to, although they will not receive notifications for the issue, via missing permission checks.

Affected products

Atlassian Activity Streams: before 6.3.0 — fixed in 6.3.0

How to fix

Upgrade to a fixed version: Atlassian Activity Streams 6.3.0. Check the vendor advisory for mitigations.

References

http://www.securityfocus.com/bid/102869
https://ecosystem.atlassian.net/browse/STRM-2350
http://www.securityfocus.com/bid/102869
https://ecosystem.atlassian.net/browse/STRM-2350

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