HOMEVULNERABILITIESCVE-2026-33265
CRITICAL

CVE-2026-33265

CWE-669Published: March 18, 2026· Updated: Mar 24, 2026

9.0
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:1.7th

Official Description

In LibreChat 0.8.1-rc2, a logged-in user obtains a JWT for both the LibreChat API and the RAG API.

NVD Source

Technical Analysis

CVE-2026-33265 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.0.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeChanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected Vendors & Products

librechat1 product
librechat
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2026-33265
CVSS Score9.0 / 10
SeverityCRITICAL
WeaknessCWE-669
CISA KEVNo
EPSS (30d)0.01%
Affected1 vendor
PublishedMar 18, 2026

Related CVEs (CWE-669)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-33265 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.