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I. Basic Information for CVE-2026-34080
Vulnerability Information

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Vulnerability Title
xdg-dbus-proxy has an eavesdrop filter bypass allowing message interception
Source: NVD (National Vulnerability Database)
Vulnerability Description
xdg-dbus-proxy is a filtering proxy for D-Bus connections. Prior to 0.1.7, a policy parser vulnerability allows bypassing eavesdrop restrictions. The proxy checks for eavesdrop=true in policy rules but fails to handle eavesdrop ='true' (with a space before the equals sign) and similar cases. Clients can intercept D-Bus messages they should not have access to. This vulnerability is fixed in 0.1.7.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1289
Source: NVD (National Vulnerability Database)
Vulnerability Title
xdg-dbus-proxy 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
xdg-dbus-proxy是Flatpak开源的一个D-Bus连接过滤代理。 xdg-dbus-proxy 0.1.7之前版本存在安全漏洞,该漏洞源于策略解析器未能正确处理带空格的eavesdrop属性,可能导致绕过窃听限制。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
flatpakxdg-dbus-proxy < 0.1.7 -
II. Public POCs for CVE-2026-34080
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III. Intelligence Information for CVE-2026-34080
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IV. Related Vulnerabilities
V. Comments for CVE-2026-34080

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