Vulnerability Details : CVE-2022-39232
Discourse is an open source discussion platform. Starting with version 2.9.0.beta5 and prior to version 2.9.0.beta10, an incomplete quote can generate a JavaScript error which will crash the current page in the browser in some cases. Version 2.9.0.beta10 added a fix and tests to ensure incomplete quotes won't break the app. As a workaround, the quote can be fixed via the rails console.
Vulnerability category: Input validation
Products affected by CVE-2022-39232
- cpe:2.3:a:discourse:discourse:2.9.0:beta5:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta7:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta6:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta8:*:*:*:*:*:*
- cpe:2.3:a:discourse:discourse:2.9.0:beta9:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-39232
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 35 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-39232
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
2.8
|
1.4
|
NIST | |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
GitHub, Inc. |
CWE ids for CVE-2022-39232
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: security-advisories@github.com (Secondary)
References for CVE-2022-39232
-
https://github.com/discourse/discourse/security/advisories/GHSA-cv64-v73f-7wq5
Incomplete quote can cause a topic to crash in the browser · Advisory · discourse/discourse · GitHubThird Party Advisory
-
https://github.com/discourse/discourse/pull/18311
SECURITY: Handle incomplete quote bbcode by CvX · Pull Request #18311 · discourse/discourse · GitHubPatch;Third Party Advisory
-
https://github.com/discourse/discourse/commit/eab33af5bf19827527fe79134d865b5c727f6530
SECURITY: Handle incomplete quote bbcode (#18311) · discourse/discourse@eab33af · GitHubPatch;Third Party Advisory
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