Discourse is an open-source messaging platform. In versions 2.8.10 and prior on the stable branch and versions 2.9.0.beta11 and prior on the beta and tests-passed branches, users composing malicious messages and navigating to drafts page could self-XSS. This vulnerability can lead to a full XSS on sites which have modified or disabled Discourse’s default Content Security Policy. This issue is patched in the latest stable, beta and tests-passed versions of Discourse.
{
"cwe_ids": [
"CWE-79"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/46xxx/CVE-2022-46148.json",
"cna_assigner": "GitHub_M"
}{
"cpe": [
"cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta1:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta10:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta11:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta2:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta3:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta4:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta5:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta6:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta7:*:*:*:*:*:*",
"cpe:2.3:a:discourse:discourse:2.9.0:beta8:*:*:*:*:*:*"
],
"source": [
"CPE_RANGE",
"CPE_STRING"
],
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2.8.10"
},
{
"introduced": "2.9.0-beta1"
},
{
"last_affected": "2.9.0-beta1"
},
{
"introduced": "2.9.0-beta10"
},
{
"last_affected": "2.9.0-beta10"
},
{
"introduced": "2.9.0-beta11"
},
{
"last_affected": "2.9.0-beta11"
},
{
"introduced": "2.9.0-beta2"
},
{
"last_affected": "2.9.0-beta2"
},
{
"introduced": "2.9.0-beta3"
},
{
"last_affected": "2.9.0-beta3"
},
{
"introduced": "2.9.0-beta4"
},
{
"last_affected": "2.9.0-beta4"
},
{
"introduced": "2.9.0-beta5"
},
{
"last_affected": "2.9.0-beta5"
},
{
"introduced": "2.9.0-beta6"
},
{
"last_affected": "2.9.0-beta6"
},
{
"introduced": "2.9.0-beta7"
},
{
"last_affected": "2.9.0-beta7"
},
{
"introduced": "2.9.0-beta8"
},
{
"last_affected": "2.9.0-beta8"
}
]
}