CVE-2023-36473

Discourse is an open source discussion platform. A CSP (Content Security Policy) nonce reuse vulnerability could allow XSS attacks to bypass CSP protection. There are no known XSS vectors at the moment, but should one be discovered, this vulnerability would allow the XSS attack to completely bypass CSP. The vulnerability is patched in the latest tests-passed, beta and stable branches.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
GitHub_MCNA
6.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 41%
VendorProductVersion
discoursediscourse
𝑥
< 3.0.5
discoursediscourse
1.1.0:beta1
discoursediscourse
1.1.0:beta2
discoursediscourse
1.1.0:beta3
discoursediscourse
1.1.0:beta4
discoursediscourse
1.1.0:beta5
discoursediscourse
1.1.0:beta6
discoursediscourse
1.1.0:beta6b
discoursediscourse
1.1.0:beta7
discoursediscourse
1.1.0:beta8
discoursediscourse
1.2.0:beta1
discoursediscourse
1.2.0:beta2
discoursediscourse
1.2.0:beta3
discoursediscourse
1.2.0:beta4
discoursediscourse
1.2.0:beta5
discoursediscourse
1.2.0:beta6
discoursediscourse
1.2.0:beta7
discoursediscourse
1.2.0:beta8
discoursediscourse
1.2.0:beta9
discoursediscourse
1.3.0:beta1
discoursediscourse
1.3.0:beta10
discoursediscourse
1.3.0:beta11
discoursediscourse
1.3.0:beta2
discoursediscourse
1.3.0:beta3
discoursediscourse
1.3.0:beta4
discoursediscourse
1.3.0:beta5
discoursediscourse
1.3.0:beta6
discoursediscourse
1.3.0:beta7
discoursediscourse
1.3.0:beta8
discoursediscourse
1.3.0:beta9
discoursediscourse
1.4.0:beta1
discoursediscourse
1.4.0:beta10
discoursediscourse
1.4.0:beta11
discoursediscourse
1.4.0:beta12
discoursediscourse
1.4.0:beta2
discoursediscourse
1.4.0:beta3
discoursediscourse
1.4.0:beta4
discoursediscourse
1.4.0:beta5
discoursediscourse
1.4.0:beta6
discoursediscourse
1.4.0:beta7
discoursediscourse
1.4.0:beta8
discoursediscourse
1.4.0:beta9
discoursediscourse
1.5.0:beta1
discoursediscourse
1.5.0:beta10
discoursediscourse
1.5.0:beta11
discoursediscourse
1.5.0:beta12
discoursediscourse
1.5.0:beta13
discoursediscourse
1.5.0:beta13b
discoursediscourse
1.5.0:beta14
discoursediscourse
1.5.0:beta2
discoursediscourse
1.5.0:beta3
discoursediscourse
1.5.0:beta4
discoursediscourse
1.5.0:beta5
discoursediscourse
1.5.0:beta6
discoursediscourse
1.5.0:beta7
discoursediscourse
1.5.0:beta8
discoursediscourse
1.5.0:beta9
discoursediscourse
1.6.0:beta1
discoursediscourse
1.6.0:beta10
discoursediscourse
1.6.0:beta11
discoursediscourse
1.6.0:beta12
discoursediscourse
1.6.0:beta2
discoursediscourse
1.6.0:beta3
discoursediscourse
1.6.0:beta4
discoursediscourse
1.6.0:beta5
discoursediscourse
1.6.0:beta6
discoursediscourse
1.6.0:beta7
discoursediscourse
1.6.0:beta8
discoursediscourse
1.6.0:beta9
discoursediscourse
1.7.0:beta1
discoursediscourse
1.7.0:beta10
discoursediscourse
1.7.0:beta11
discoursediscourse
1.7.0:beta2
discoursediscourse
1.7.0:beta3
discoursediscourse
1.7.0:beta4
discoursediscourse
1.7.0:beta5
discoursediscourse
1.7.0:beta6
discoursediscourse
1.7.0:beta7
discoursediscourse
1.7.0:beta8
discoursediscourse
1.7.0:beta9
discoursediscourse
1.8.0:beta1
discoursediscourse
1.8.0:beta10
discoursediscourse
1.8.0:beta11
discoursediscourse
1.8.0:beta12
discoursediscourse
1.8.0:beta13
discoursediscourse
1.8.0:beta2
discoursediscourse
1.8.0:beta3
discoursediscourse
1.8.0:beta4
discoursediscourse
1.8.0:beta5
discoursediscourse
1.8.0:beta6
discoursediscourse
1.8.0:beta7
discoursediscourse
1.8.0:beta8
discoursediscourse
1.8.0:beta9
discoursediscourse
1.9.0:beta1
discoursediscourse
1.9.0:beta10
discoursediscourse
1.9.0:beta11
discoursediscourse
1.9.0:beta12
discoursediscourse
1.9.0:beta13
discoursediscourse
1.9.0:beta14
discoursediscourse
1.9.0:beta15
discoursediscourse
1.9.0:beta16
discoursediscourse
1.9.0:beta17
discoursediscourse
1.9.0:beta2
discoursediscourse
1.9.0:beta3
discoursediscourse
1.9.0:beta4
discoursediscourse
1.9.0:beta5
discoursediscourse
1.9.0:beta6
discoursediscourse
1.9.0:beta7
discoursediscourse
1.9.0:beta8
discoursediscourse
1.9.0:beta9
discoursediscourse
2.0.0:beta1
discoursediscourse
2.0.0:beta10
discoursediscourse
2.0.0:beta2
discoursediscourse
2.0.0:beta3
discoursediscourse
2.0.0:beta4
discoursediscourse
2.0.0:beta5
discoursediscourse
2.0.0:beta6
discoursediscourse
2.0.0:beta7
discoursediscourse
2.0.0:beta8
discoursediscourse
2.0.0:beta9
discoursediscourse
2.1.0:beta1
discoursediscourse
2.1.0:beta2
discoursediscourse
2.1.0:beta3
discoursediscourse
2.1.0:beta4
discoursediscourse
2.1.0:beta5
discoursediscourse
2.1.0:beta6
discoursediscourse
2.2.0:beta1
discoursediscourse
2.2.0:beta10
discoursediscourse
2.2.0:beta2
discoursediscourse
2.2.0:beta3
discoursediscourse
2.2.0:beta4
discoursediscourse
2.2.0:beta5
discoursediscourse
2.2.0:beta6
discoursediscourse
2.2.0:beta7
discoursediscourse
2.2.0:beta8
discoursediscourse
2.2.0:beta9
discoursediscourse
2.3.0:beta1
discoursediscourse
2.3.0:beta10
discoursediscourse
2.3.0:beta11
discoursediscourse
2.3.0:beta2
discoursediscourse
2.3.0:beta3
discoursediscourse
2.3.0:beta4
discoursediscourse
2.3.0:beta5
discoursediscourse
2.3.0:beta6
discoursediscourse
2.3.0:beta7
discoursediscourse
2.3.0:beta8
discoursediscourse
2.3.0:beta9
discoursediscourse
2.4.0:beta1
discoursediscourse
2.4.0:beta10
discoursediscourse
2.4.0:beta11
discoursediscourse
2.4.0:beta2
discoursediscourse
2.4.0:beta3
discoursediscourse
2.4.0:beta4
discoursediscourse
2.4.0:beta5
discoursediscourse
2.4.0:beta6
discoursediscourse
2.4.0:beta7
discoursediscourse
2.4.0:beta8
discoursediscourse
2.4.0:beta9
discoursediscourse
2.5.0:beta1
discoursediscourse
2.5.0:beta2
discoursediscourse
2.5.0:beta3
discoursediscourse
2.5.0:beta4
discoursediscourse
2.5.0:beta5
discoursediscourse
2.5.0:beta6
discoursediscourse
2.5.0:beta7
discoursediscourse
2.6.0:beta1
discoursediscourse
2.6.0:beta2
discoursediscourse
2.6.0:beta3
discoursediscourse
2.6.0:beta4
discoursediscourse
2.6.0:beta5
discoursediscourse
2.6.0:beta6
discoursediscourse
2.7.0:beta1
discoursediscourse
2.7.0:beta2
discoursediscourse
2.7.0:beta3
discoursediscourse
2.7.0:beta4
discoursediscourse
2.7.0:beta5
discoursediscourse
2.7.0:beta6
discoursediscourse
2.7.0:beta7
discoursediscourse
2.7.0:beta8
discoursediscourse
2.7.0:beta9
discoursediscourse
2.8.0:beta1
discoursediscourse
2.8.0:beta10
discoursediscourse
2.8.0:beta11
discoursediscourse
2.8.0:beta2
discoursediscourse
2.8.0:beta3
discoursediscourse
2.8.0:beta4
discoursediscourse
2.8.0:beta5
discoursediscourse
2.8.0:beta6
discoursediscourse
2.8.0:beta7
discoursediscourse
2.8.0:beta8
discoursediscourse
2.8.0:beta9
discoursediscourse
2.9.0:beta1
discoursediscourse
2.9.0:beta10
discoursediscourse
2.9.0:beta11
discoursediscourse
2.9.0:beta12
discoursediscourse
2.9.0:beta13
discoursediscourse
2.9.0:beta14
discoursediscourse
2.9.0:beta2
discoursediscourse
2.9.0:beta3
discoursediscourse
2.9.0:beta4
discoursediscourse
2.9.0:beta5
discoursediscourse
2.9.0:beta6
discoursediscourse
2.9.0:beta7
discoursediscourse
2.9.0:beta8
discoursediscourse
2.9.0:beta9
discoursediscourse
3.0.0:beta15
discoursediscourse
3.0.0:beta16
discoursediscourse
3.1.0:beta1
discoursediscourse
3.1.0:beta2
discoursediscourse
3.1.0:beta5
𝑥
= Vulnerable software versions