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cve recordhighexploited in the wild3 of 3 cataloguesransomwareexploit reported

CVE-2025-3248

Langflow · Langflow · Langflow Missing Authentication Vulnerability

· Added to CISA KEV
CVSS—
Severityhigh
Weakness—
EPSS100.0%100.0th percentile
Exploited3 KEV sources
Ransomware useKnown
Federal fix dueMay 26, 2025
patch window

Called exploited 5 days after disclosure.

Measured from the CVE publication date to the earliest of 3 KEV catalogues that list it.

The life of this vulnerability

  1. CVE published
  2. First KEV listing5d
  3. Last KEV listing23d
  4. Last sighting1.3y

Gaps are compressed to equal steps. The elapsed time is printed under each.

Which catalogues call it exploited

Sources3 of 3
Listings differ by23 d
Strongest claimconfirmed

3 catalogues list it. CIRCL aggregates the others and is shown but not counted.

Public exploitation evidence

495 public reports collected from VulnCheck and CIRCL, first on Apr 12, 2025. Each links to its original source. We have not verified them.

Description

Langflow contains a missing authentication vulnerability in the /api/v1/validate/code endpoint that allows a remote, unauthenticated attacker to execute arbitrary code via crafted HTTP requests.

Required action (CISA)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

References

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Our coverage of CVE-2025-3248

CVE-2025-3248

The Agentic AI threat cluster: Seven incidents, three actors, and what they mean for your exposure

Since late July 2026, a cluster of seven incidents involving autonomous or semi-autonomous AI systems deployed for offensive cyber operations has been tracked, indicating a shift from theoretical risk to operational reality. The most prominent of these, confirmed by Taiwan’s Ministry of Digital Affairs on August 13, 2026, involved a near-autonomous AI cyberattack against government infrastructure.

CVE-2008-4128high

July 2026 CVE Landscape

Cybersecurity researchers identified 85 high-impact vulnerabilities in July 2026 that require urgent remediation, marking a 44% increase from the previous month. Of these, 36 were assigned a "Very Critical" risk score by Insikt Group. The vulnerabilities affected products from 61 vendors, with Microsoft accounting for approximately 12% of the total.

CVE-2025-3248critical

Sysdig clocks first documented case of agentic ransomware

Researchers have documented the first instance of ransomware operations being managed by an artificial intelligence agent, according to a report by Sysdig. While the AI did not complete every phase of the attack, it significantly streamlined the process for the threat actor, accelerating the operation and providing distinct advantages.