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No exploitation reportedFix available

CVE-2025-68492

No exploitation reported by the sources we read.

  • Published2026-01-14
  • Fixed in2.8.5
  • WeaknessCWE-639

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Chainlit versions prior to 2.8.5 contain an authorization bypass through user-controlled key vulnerability. If this vulnerability is exploited, threads may be viewed or thread ownership may be obtained by an attacker who can log in to the product.

Timeline

dates in UTC
  1. 2026-01-1407:16CVE publishedNVD

Versions per branch

OSV
chainlit
BranchAffectedFixed in
2.8< 2.8.52.8.5

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As jpcert, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Chainlit
    Affected
    • = prior to 2.8.5no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-01-14

Fix

  1. Update chainlit to 2.8.5

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVE recordread 2026-10-23
  • CISA-ADPSSVC decisionnone2026-01-15
  • CNACVSS 4.02.3known since 2026-10-23
  • CNACVSS 3.04.2known since 2026-10-23
  • CNAweakness (CWE)CWE-639known since 2026-10-23
  • FIRST EPSSEPSS score0.2 %2026-11-09
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryLOW2026-01-14

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS 4.0 vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/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
Published
2026-01-14
Last Modified
2026-06-17
NVD status
Deferred
GitHub Advisory
GHSA-v492-6xx2-p57g

Frequently asked questions

What is CVE-2025-68492?

Chainlit versions prior to 2.8.5 contain an authorization bypass through user-controlled key vulnerability. If this vulnerability is exploited, threads may be viewed or thread ownership may be obtained by an attacker who can log in to the product.

Is CVE-2025-68492 actively exploited?

Active exploitation of CVE-2025-68492 has not been confirmed. Its EPSS score was 0.2% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-68492?

CVE-2025-68492 has a CVSS v3 base score of 4.2 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N.

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