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CVE-2026-41520
7.9 HIGH
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Local (L)
- Attack Complexity (AC): Low (L)
- Privileges Required (PR): High (H)
- User Interaction (UI): None (N)
- Scope (S): Changed (C)
- Confidentiality (C): High (H)
- Integrity (I): High (H)
- Availability (A): None (N)
- Modified Attack Vector (MAV): Local (L)
- Modified Attack Complexity (MAC): Low (L)
- Modified Privileges Required (MPR): High (H)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): High (H)
- Modified Scope (MS): Changed (C)
- Modified Integrity (MI): High (H)
- Modified Availability (MA): None (N)
Activity log
- Created suggestion
Cillium exposes sensitive information included in the cilium-bugtool debug archive
Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Prior to versions 1.17.15, 1.18.9, and 1.19.3, the output of cilium-bugtool can contain sensitive data when the tool is run against Cilium deployments with WireGuard encryption enabled. This issue has been patched in versions 1.17.15, 1.18.9, and 1.19.3.
References
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https://github.com/cilium/cilium/security/advisories/GHSA-gj49-89wh-h4gj x_refsource_CONFIRM
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https://github.com/cilium/cilium/releases/tag/v1.17.15 x_refsource_MISC
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https://github.com/cilium/cilium/releases/tag/v1.18.9 x_refsource_MISC
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https://github.com/cilium/cilium/releases/tag/v1.19.3 x_refsource_MISC
Affected products
cilium
- ==< 1.17.15
- ==>= 1.19.0, < 1.19.3
- ==>= 1.18.0, < 1.18.9
Package maintainers
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@qjoly Quentin JOLY <github@une-pause-cafe.fr>
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@ryan4yin Ryan Yin <xiaoyin_c@qq.com>
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@akshatagarwl Akshat Agarwal <humancalico@disroot.org>