CVE-2020-5298: Reflected XSS when importing CSV in OctoberCMS

medium Affects october/backend. Feed 2026.10.29.3, updated 2026-10-29; published 2020-06-03; advisory modified 2026-07-08.

Reflected XSS when importing CSV in OctoberCMS

Package: october/backend Composer
Affected versions: >=1.0.319 and <1.0.466
Fixed in: 1.0.466
Severity: medium CVSS 4.0
Exploitation: not on CISA KEV · EPSS 1% (59.9th percentile)
Published: 2020-06-03
Source: osv.dev

References

CWE-79 CWE-87

NVD record october/backend advisories

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CVE-2020-15249 low Stored XSS by authenticated backend user with access to upload files same package: october/backend
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