CVE Explorer
CVE-2026-45775
Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.4, 2026.3.0-latest to before 2026.3.1, and 2026.4.0-latest to before 2026.4.1, a path traversal vulnerability in Discourse backup handling could allow an authenticated administrator on one site in a multisite deployment to access backup files belonging to another site when backups are stored locally. In affected configurations, an admin on Site A could potentially retrieve sensitive backup data from S
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, < 2026.1.4"},{"status":"affected","version":">= 2026.3.0-latest, < 2026.3.1"},{"status":"affected","version":">= 2026.4.0-latest, < 2026.4.1"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:624b943bcb3ea9103c3a125c6de580cb686118179097a3425ee2cb461d680355 · sha256:97b771612d01ef50… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.8,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:624b943bcb3ea9103c3a125c6de580cb686118179097a3425ee2cb461d680355 · sha256:97b771612d01ef50… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:624b943bcb3ea9103c3a125c6de580cb686118179097a3425ee2cb461d680355 · sha256:97b771612d01ef50… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/discourse/discourse/security/advisories/GHSA-5j6v-4x6g-9pg5","tags":["x_refsource_CONFIRM"],"url":"https://github.com/discourse/discourse/security/advisories/GHSA-5j6v-4x6g-9pg5"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:624b943bcb3ea9103c3a125c6de580cb686118179097a3425ee2cb461d680355 · sha256:97b771612d01ef50… · /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.