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01 Record

CVE-2025-8849

Denial of Service in danny-avila/librechat

MediumPUBLISHEDCNA: @huntr_ai
CNA base score5.4 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

02 Description

Denial of Service in danny-avila/librechat

03 Exploitation and scoring

Exploitation
Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
SSVC decision
  • ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.34% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 28.0% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-10-07.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2025-10-30 23:42Z12 MO AGO
Last updated
2025-10-31 15:09Z12 MO AGO
Reserved
2025-08-10
Assigning CNA
@huntr_ai
Record state
PUBLISHED
Severity
Medium (CVSS 5.4)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Weaknesses
  • CWE-400Uncontrolled Resource ConsumptionClass
Data version
5.2
Document digest
584721bafc7817e1d3544fc6b35dbb1d52d60d35aa85ad84cc6bbc6e42e32717

05 Affected products

VendorProductVersionsPlatforms
danny-aviladanny-avila/librechat< v0.8.0-rc2—

06 References