Weakness (CWE)
CWE-208: Observable Timing Discrepancy
Two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not.
Source: MITRE CWE-208
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Medium 6.9CVE-2026-8794 Public exploit
PaperCut NG/MF: User enumeration via timing attack
PaperCut NG/MF contains an observable timing discrepancy in its authentication component. An unauthenticated remote attacker can exploit this vulnerability to perform username enumeration by measuring response times during login attempts. The system executes …
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Medium 4.8CVE-2026-33006 Public exploit
Apache HTTP Server: mod_auth_digest timing attack
A timing attack against mod_auth_digest in Apache HTTP Server 2.4.66 allows a bypass of Digest authentication by a remote attacker. Users are recommended to upgrade to version 2.4.67, which fixes this issue.
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Medium 4.8CVE-2026-26717 Public exploit
OpenFUN Richie Observable Timing Discrepancy in its sync_course_run_from_request function
An issue in OpenFUN Richie (LMS) in src/richie/apps/courses/api.py. The application used the non-constant time == operator for HMAC signature verification in the sync_course_run_from_request function. This allows remote attackers to forge valid signatures and…
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High 7.4CVE-2025-68621 Public exploit
Trilium Notes has a Timing Attack Vulnerability in /api/login/sync
Trilium Notes is an open-source, cross-platform hierarchical note taking application with focus on building large personal knowledge bases. Prior to 0.101.0, a critical timing attack vulnerability in Trilium's sync authentication endpoint allows unauthenticat…
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Medium 5.4CVE-2024-54772 Public exploit
An issue was discovered in the Winbox service of MikroTik RouterOS long-term release v6.43.13 through v6.49.13 and stab…