Langflow
Summary iPlain-English security verdict for Langflow, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
Langflow currently scores 0/100 — critical, with active exploitation. 3 of its known vulnerabilities are being actively exploited in the wild (CISA KEV), including CVE-2025-3248. Upgrade immediately and review your exposure to the actively-exploited CVEs below.
Disclosure trend iNew CVEs published for Langflow each year (NVD). A higher bar means more disclosures that year — more scrutiny, not necessarily less safe.
Patch priority — what to act on iThe issues to fix first — actively exploited (CISA KEV) first, then by exploitation probability (EPSS), then severity. Each row's "→ fixed in" is the earliest version that patches it; "see advisory" means no fixed version is published.
Most urgent first — actively exploited, then likeliest to be exploited.
CVE-2025-3248 CRITICAL exploited Missing authentication EPSS 100% → fixed in 1.3.0 CVE-2026-33017 CRITICAL exploited Code injection EPSS 98% → fixed in 1.8.2 CVE-2025-34291 HIGH exploited CWE-346 EPSS 25% → see advisory CVE-2026-0769 CRITICAL Code injection EPSS 36% → see advisory CVE-2026-27966 CRITICAL Code injection EPSS 34% → fixed in 1.8.0 CVE-2026-21445 CRITICAL Missing authentication EPSS 21% → fixed in 1.7.1 CVE-2026-0770 CRITICAL CWE-829 EPSS 10% → see advisory CVE-2026-33475 CRITICAL Injection EPSS 3% → fixed in 1.9.0 CVE-2026-0768 CRITICAL Code injection EPSS 2% → see advisory CVE-2026-33873 CRITICAL Code injection EPSS 1% → fixed in 1.9.0 CVE-2026-33309 CRITICAL Path traversal EPSS 1% → fixed in 1.9.0 CVE-2024-48061 CRITICAL Code injection EPSS 1% → see advisoryGet alerted about Langflow
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Frequently asked
Is Langflow safe and patched?
Langflow currently scores 0/100 — critical, with active exploitation. 3 of its known vulnerabilities are being actively exploited in the wild (CISA KEV), including CVE-2025-3248. Upgrade immediately and review your exposure to the actively-exploited CVEs below.
What should I do about Langflow now?
Review the patch-priority list, apply the available fixes (or move to the latest release), and confirm against Langflow's official advisory. Some issues are under active exploitation, so treat this as urgent.
Why is Langflow listed on IsItPatched?
Langflow was added automatically because CISA's Known Exploited Vulnerabilities (KEV) catalog flagged it as actively exploited in the wild. IsItPatched tracks its known CVEs, severity (CVSS), exploitation probability (EPSS) and KEV status from public data; its version and lifecycle mapping is verified over time.
lifecycle unknown — needs latest supported version
Latest security news for Langflow BETA
Attributed third-party reporting linked to Langflow — newest first. We surface and link the source; we don’t assert our own findings. About Emerging →
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Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Langflow's official advisory before you patch or upgrade.