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CVE-2026-32273

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, updating a category description via API is not sanitizing the description string, which can lead to XSS attacks. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:55a11aa2bde9d666c4c97ecffcadf40a74e4ba5c461fa8a23de5f12aebe83b2d
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"discourse","vendor":"discourse","versions":[{"status":"affected","version":">= 2026.1.0-latest, < 2026.1.3"},{"status":"affected","version":">= 2026.2.0-latest, < 2026.2.2"},{"status":"affected","version":">= 2026.3.0-latest, < 2026.3.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:7429d77bc5957ce351fd35249562e61c2864740637bba65d1a9893e0495d3173 · sha256:8b279c5e25716525… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:7429d77bc5957ce351fd35249562e61c2864740637bba65d1a9893e0495d3173 · sha256:8b279c5e25716525… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:7429d77bc5957ce351fd35249562e61c2864740637bba65d1a9893e0495d3173 · sha256:8b279c5e25716525… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/discourse/discourse/commit/05e3da2a670cfd499649128b6c955b552451240b","tags":["x_refsource_MISC"],"url":"https://github.com/discourse/discourse/commit/05e3da2a670cfd499649128b6c955b552451240b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7429d77bc5957ce351fd35249562e61c2864740637bba65d1a9893e0495d3173 · sha256:8b279c5e25716525… · /containers/cna/references/1
{"name":"https://github.com/discourse/discourse/security/advisories/GHSA-h2h4-767x-6pc8","tags":["x_refsource_CONFIRM"],"url":"https://github.com/discourse/discourse/security/advisories/GHSA-h2h4-767x-6pc8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:7429d77bc5957ce351fd35249562e61c2864740637bba65d1a9893e0495d3173 · sha256:8b279c5e25716525… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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