Backstage: Improper input validation in TechDocs static content requests

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-106490 · Microsoft / collected KEV context

EUVD-2026-94009

GHSA-7mfx-xg57-53c9

cve-program · CVE-2026-106490

• https://github.com/backstage/backstage/security/advisories/GHSA-7mfx-xg57-53c9
• https://github.com/backstage/backstage/commit/40ecc4c2e88b0218125b0a3405d1f6315b321974
• https://github.com/backstage/backstage/releases/tag/v1.54.6

euvd · EUVD-2026-94009

• https://github.com/backstage/backstage/security/advisories/GHSA-7mfx-xg57-53c9
• https://github.com/backstage/backstage/commit/40ecc4c2e88b0218125b0a3405d1f6315b321974
• https://github.com/backstage/backstage/releases/tag/v1.54.6

nvd · CVE-2026-106490

• https://github.com/backstage/backstage/commit/40ecc4c2e88b0218125b0a3405d1f6315b321974
• https://github.com/backstage/backstage/releases/tag/v1.54.6
• https://github.com/backstage/backstage/security/advisories/GHSA-7mfx-xg57-53c9

osv · GHSA-7mfx-xg57-53c9

• https://github.com/backstage/backstage/security/advisories/GHSA-7mfx-xg57-53c9
• https://nvd.nist.gov/vuln/detail/CVE-2026-106490
• https://github.com/backstage/backstage/commit/40ecc4c2e88b0218125b0a3405d1f6315b321974
• https://github.com/backstage/backstage
• https://github.com/backstage/backstage/releases/tag/v1.54.6

No related operational record is retained in the current change model.