Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2026-22219

33
FAUCET Score

CVE-2026-22219 is a server-side request forgery (SSRF) vulnerability in Chainlit versions prior to 2.9.4 when using the SQLAlchemy data layer. An authenticated attacker can exploit this by providing a malicious URL in an Element, causing the Chainlit server to make arbitrary HTTP requests to internal network services or cloud metadata endpoints. With a CVSS score of 7.7 (HIGH), this vulnerability allows for high confidentiality impact with low attack complexity, potentially leading to sensitive information disclosure. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, indicating high awareness.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.9.4CPE matchmatch criteria
cpe:2.3:a:chainlit:chainlit:*:*:*:*:*:*:*:*
>= 0, < 2.9.4CPE match
cpe:2.3:a:chainlit:chainlit:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

8.3HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
NONE
VS Availability
NONE
SS Confidentiality
HIGH
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
4.44%
Probability of exploitation in next 30 days
EPSS Percentile
90.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0444 is in the 90th percentile among its peer group of 17,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

pippatch availablevia ghsa
Product: chainlitFixed in: 2.9.4

Vendor Advisories (1)

pipGHSA-2g59-m95p-pgfqhigh

Chainlit contain a server-side request forgery (SSRF) vulnerability

Jan 20, 2026

References

github.com / Chainlit/chainlit/releases/tag/2.9.4
ProductRelease Notes
vulncheck.com / advisories/chainlit-sqlalchemy-data-layer-ssrf-via-project-element
Third Party Advisory
zafran.io / resources/chainleak-critical-ai-framework-vulnerabilities-expose-data-enable-cloud-takeover
ExploitMitigationThird Party Advisory