CVE-2021-37703

Discourse is an open-source platform for community discussion. In Discourse before versions 2.7.8 and 2.8.0.beta5, a user's read state for a topic such as the last read post number and the notification level is exposed.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
GitHub_MCNA
4.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 44%
VendorProductVersion
discoursediscourse
𝑥
< 2.7.8
discoursediscourse
2.8.0:beta1
discoursediscourse
2.8.0:beta2
discoursediscourse
2.8.0:beta3
discoursediscourse
2.8.0:beta4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/discourse/discourse/commit/aed65ec16d38886d7be7209d8c02df4ffd4937a4
https://github.com/discourse/discourse/security/advisories/GHSA-gq2h-qhg2-phf9
https://github.com/discourse/discourse/commit/aed65ec16d38886d7be7209d8c02df4ffd4937a4
https://github.com/discourse/discourse/security/advisories/GHSA-gq2h-qhg2-phf9