CVE-2026-4965

MEDIUM EPSS 44.4%
Published Mar 27, 20263mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Mar 27, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was detected in letta-ai letta 0.16.4. This issue affects the function resolve_type of the file letta/functions/ast_parsers.py of the component Incomplete Fix CVE-2025-6101. Performing a manipulation results in improper neutralization of directives in dynamically evaluated code. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
44.4% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-94 Improper Control of Generation of Code (Code Injection) Injection
CWE-95

Affected Products 1

VendorProductVersionRange
lettaletta0.16.4any

References 4

  • gist.github.com https://gist.github.com/YLChen-007/fc09bc447a73bba526c1642d9ce73ca5
    ExploitThird Party Advisory
  • vuldb.com https://vuldb.com/?ctiid.353842
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.353842
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.777654
    ExploitThird Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.