CVE-2025-26319

CRITICALNVD 9.89.8—Trending — 4 sources updated this weekWeaponized

9.8

FlowiseAI Flowise v2.2.6 was discovered to contain an arbitrary file upload vulnerability in /api/v1/attachments.

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 99.5%
KEV: Not listed

Published

March 4, 2025

Last Modified

June 24, 2025

References (2)

cve@mitrehttps://github.com/dorattias/CVE-2025-26319
134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/dorattias/CVE-2025-26319

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
npm	flowise	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-434Unrestricted Upload of File with Dangerous Type

Data Freshness Timeline

(refreshed 6× in last 7d / 6× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-30 10:09 UTCEG score recompute
2026-05-30 10:09 UTCGHSA enrichment
2026-05-30 07:59 UTCOSV refresh
2026-05-29 13:44 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Nucleihttp/cves/2025/CVE-2025-26319.yaml
First seen Jan 1, 2025
FlowiseAI Flowise <= 2.2.6 - Arbitrary File Upload
Open source ↗

Frequently asked(5)

What is CVE-2025-26319?

CVE-2025-26319 is a critical vulnerability published on March 4, 2025. FlowiseAI Flowise v2.2.6 was discovered to contain an arbitrary file upload vulnerability in /api/v1/attachments.

When was CVE-2025-26319 disclosed?

CVE-2025-26319 was first published in the National Vulnerability Database on March 4, 2025, with the most recent update on June 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-26319 actively exploited?

CVE-2025-26319 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-26319?

CVE-2025-26319 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2025-26319?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-26319, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-26319

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CVE-2025-26319

Published

Last Modified

References (2)

Patch Availability(1)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-26319?

Same product

Same CWE

CVE-2025-26319

📅 Published

🔄 Last Modified

🔗 References (2)

Patch Availability(1)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-26319?

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