Back
CVE-2026-72729
Discourse: Stored XSS in discourse-local-dates plugin
Low2.0EPSS 0.48%
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
Description
Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the discourse-local-dates plugin rendered crafted local-date format data as HTML on sites with a modified or disabled default Content Security Policy. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 4.0 | Low2.0 | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N |
| NVDNVD · Deferred | 4.0 | Low2.0 | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.48% · top 58% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.0.
Weakness
Affected products
References (5)
- https://github.com/discourse/discourse/security/advisories/GHSA-rw96-2xg7-h54g (opens in a new tab)x_refsource_CONFIRM
- https://github.com/discourse/discourse/commit/9768f476ed86ea202440cd2b6245af8a4f94ec69 (opens in a new tab)x_refsource_MISC
- https://github.com/discourse/discourse/commit/981ba23d33d2e2d98f6690734116af58f2cea938 (opens in a new tab)x_refsource_MISC
- https://github.com/discourse/discourse/commit/a7e509bfa1aa6288b447503de6ef798c31a62751 (opens in a new tab)x_refsource_MISC
- https://github.com/discourse/discourse/commit/d5d5055fbdf04d5bd72fcaa7e4257fac5adac049 (opens in a new tab)x_refsource_MISC
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-72729)Record last updated .