CVE-2025-61598

EUVD-2025-36558
Discourse is an open source discussion platform. Version before 3.6.2 and 3.6.0.beta2, default Cache-Control response header with value no-store, no-cache was missing from error responses. This may caused unintended caching of those responses by proxies potentially leading to cache poisoning attacks. This vulnerability is fixed in 3.6.2 and 3.6.0.beta2.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 17%
Affected Products (NVD)
VendorProductVersion
discoursediscourse
𝑥
< 3.5.2
discoursediscourse
𝑥
< 3.6.0
discoursediscourse
3.6.0:beta1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/discourse/discourse/commit/3ea1b663c82c067e5ca778db846bad1e082ba6cd
https://github.com/discourse/discourse/commit/fd567af7bf5a15c70772021acbdf5d38487a31bc
https://github.com/discourse/discourse/security/advisories/GHSA-jp9x-wwv6-cv3j