OPNsense before 26.1.9 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject arbitrary HTML or JavaScript by embedding payloads in the certificate descrip…
Summary
OPNsense before 26.1.9 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject arbitrary HTML or JavaScript by embedding payloads in the certificate description field via the trust certificate API. The unsanitized description value is persisted and later rendered in the Dashboard Certificates widget through Certificates.js, which interpolates the raw value into HTML attribute and text content sinks without encoding, causing injected scripts to execute …
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Lint boundary warnings (1)
The following non-blocking warnings were raised during the lint phase of this triage (e.g. reference URLs not yet on the allowlist). They do not affect entry usability and are disclosed for transparency (see DR-002).
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REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://docs.opnsense.org/releases/CE_26.1.html#june-02-2026
Sources
- NVD DATABASE
Original Links
- https://docs.opnsense.org/releases/CE_26.1.html#june-02-2026
- https://github.com/opnsense/core/commit/12b021ff11db38705e92ac4c9af5e07d602da6ba
- https://www.vulncheck.com/advisories/opnsense-stored-xss-via-certificate-description-field
Timeline
- nvd_ingest NVD