CVE-2026-4957 describes a sensitive information disclosure vulnerability in OpenBMB XAgent version 1.0.0, specifically within the FunctionHandler.handle_tool_call function. This flaw allows for the manipulation of the api_key argument, causing sensitive API keys to be improperly written into log files. Rated with a CVSS score of 2.7 (LOW), the vulnerability can be exploited remotely by a highly privileged user, leading to a low confidentiality impact. Although there is no evidence of active exploitation or significant community attention, an exploit has been published, and the vendor has not responded to disclosure attempts.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0.0CPE matchmatch criteria | cpe:2.3:a:openbmb:xagent:1.0.0:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/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
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.0 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.