CVE-2025-3248 (GCVE-0-2025-3248)
Vulnerability from cvelistv5 – Published: 2025-04-07 14:22 – Updated: 2026-07-14 22:25- CWE-306 - Missing Authentication for Critical Function
| URL | Tags |
|---|---|
| https://github.com/langflow-ai/langflow/pull/6911 | issue-tracking |
| https://github.com/langflow-ai/langflow/releases/… | release-notes |
| https://www.horizon3.ai/attack-research/disclosur… | exploit |
| https://www.vulncheck.com/advisories/langflow-una… | third-party-advisory |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| langflow-ai | langflow |
Affected:
0 , < 1.3.0
(semver)
cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:* |
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
Exploited: Yes
Timestamps
Scope
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | CWE-306 |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | Langflow |
| Due Date | 2025-05-26 |
| Date Added | 2025-05-05 |
| Vendorproject | Langflow |
| Vulnerabilityname | Langflow Missing Authentication Vulnerability |
| Knownransomwarecampaignuse | Unknown |
References
Shadowserver
Known Exploited Vulnerability - GCVE BCP-07 Compliant
Exploited: Yes
Characteristics
Timestamps
Scope
Evidence
Type: Honeypot
Signal: In The Wild Attempts
Confidence: 70%
Source: shadowserver
Details
| 1D | 16 |
|---|---|
| Iot | no |
| Feed | Shadowserver Foundation honeypot/exploited-vulnerabilities |
| Type | http-scan |
| Class | ai-system |
| 7D Avg | 19 |
| Vendor | Langflow |
| 30D Avg | 8 |
| 90D Avg | 4 |
| Product | Langflow |
| Cisa Kev | yes |
| Connections | 2895 |
| Observation Date | 2026-09-07 |
| Vulnerability Class | CVSS |
| Vulnerability Score | 9.8 |
| Vulnerability Severity | Critical |
References
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
Exploited: Yes
Timestamps
Scope
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: kevintel
Details
| Feed | KEVIntel (kevintel.com) |
|---|---|
| Title | Langflow < 1.3.0 Unauthenticated RCE via /api/v1/validate/code |
| Vendor | langflow-ai |
| Product | langflow |
| Added Date | 2025-05-05T00:00:00.000Z |
| Cvss Score | 9.8 |
| Epss Score | 0.99959 |
| Cvss Severity | CRITICAL |
| Epss Percentile | 0.99975 |
| Used In Malware | unknown |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | False |
References
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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