Bug 2236453 (CVE-2023-40320, MSA-23-0023) - CVE-2023-40320 moodle: Stored self-XSS escalated to stored XSS via OAuth 2 login
Summary: CVE-2023-40320 moodle: Stored self-XSS escalated to stored XSS via OAuth 2 login
Keywords:
Status: NEW
Alias: CVE-2023-40320, MSA-23-0023
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2236459 2236460
Blocks: 2236401
TreeView+ depends on / blocked
 
Reported: 2023-08-31 10:17 UTC by TEJ RATHI
Modified: 2023-08-31 10:21 UTC (History)
0 users

Fixed In Version: moodle 4.2.2, moodle 4.1.5, moodle 4.0.10, moodle 3.11.16, moodle 3.9.23
Doc Type: ---
Doc Text:
A vulnerability was found in Moodle where, it is possible to escalate stored self-XSS to stored XSS where users login via OAuth 2.
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description TEJ RATHI 2023-08-31 10:17:52 UTC 
It was possible to escalate stored self-XSS to stored XSS where users login via OAuth 2.

Versions affected: 4.2 to 4.2.1, 4.1 to 4.1.4, 4.0 to 4.0.9, 3.11 to 3.11.15, 3.9 to 3.9.22 and earlier unsupported 

Versions fixed: 4.2.2, 4.1.5, 4.0.10, 3.11.16 and 3.9.23

https://moodle.org/mod/forum/discuss.php?d=449644
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-78685
Comment 1 TEJ RATHI 2023-08-31 10:21:06 UTC 
Created moodle tracking bugs for this issue:

Affects: epel-7 [bug 2236459]
Affects: fedora-all [bug 2236460]
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