The convertCommentToAnswer resource in Atlassian Confluence Questions before version 2.6.6, the bundled version of Confluence Questions was…

published 2018-08-15 8y ago modified 2026-06-17 4mo ago also EUVD-2018-5336

cvss: 6.5; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits: 0; none known

The convertCommentToAnswer resource in Atlassian Confluence Questions before version 2.6.6, the bundled version of Confluence Questions was updated to a fixed version in Confluence version 6.9.0, allows remote attackers to modify a comment into an answer via a Cross-site request forgery (CSRF) vulnerability.

Patch / fix

fixed in 1

Atlassian Confluence Questions 2.6.6

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Exploit prediction

0.79% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	6.5	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

Atlassian Confluence Questions

Classification

Weakness

CWE-352 Cross-Site Request Forgery

References

jira.atlassian.com /browse/CONFSERVER-56282
issue-tracking, vendor-advisory
securityfocus.com /bid/105155
vdb-entry, third-party-advisory

Sources

CVE List CVE-2018-13393
NVD CVE-2018-13393

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