CVE-2026-12822 — Security Box Score

CVE · referencelatest edition

Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-12822LOW

langflow-ai langflow Bundle URL Loader code injection

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   L   L   N   L   N   L   L   L    1.9   .0023   14.6     —

AFFECTED
  Product   Versions  Fixed
  langflow  1.9.0 –   —

TIMELINE
  Jun 21  EXPLOIT PUBLISHED — CVE-2026-12822 (langflow-ai langflow). Public exploit reference added.
  Jun 21  Reserved by VulDB
  Jun 21  Published (CNA: VulDB)

CWE-74, CWE-94 · CNA: VulDB · CVSS v4.0 · 5 references · NVD status: Analyzed

Description

A vulnerability was identified in langflow-ai langflow up to 1.9.3. This affects an unknown function of the component Bundle URL Loader. The manipulation leads to code injection. The attack needs to be performed locally. The vendor was contacted early about this disclosure but did not respond in any way.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
June 21, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-12822 (langflow-ai langflow). Public exploit reference added.
June 21, 2026	Reserved	Reserved by VulDB
June 21, 2026	Published	Published (CNA: VulDB)

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
langflow-ai	langflow	—	1.9.0	—

Weaknesses

CWE-74 · CWE-94

References (5)

https://github.com/dxz0069/softwareoverflow/blob/main/langflow_bundle_url_custom_component_startup_rce_vulndb.md [Exploit, Mitigation, Third Party Advisory]
https://vuldb.com/cve/CVE-2026-12822 [Third Party Advisory, VDB Entry]
https://vuldb.com/submit/837582 [Third Party Advisory, VDB Entry]
https://vuldb.com/vuln/372612 [Third Party Advisory, VDB Entry]
https://vuldb.com/vuln/372612/cti [Permissions Required, VDB Entry]

Authoritative record: CVE-2026-12822 at cve.org

Vendors: langflow-ai

Weaknesses: CWE-74 · CWE-94

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-12822 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.