Linkerd
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By the Year
In 2026 there have been 0 vulnerabilities in Linkerd. Last year, in 2025 Linkerd had 1 security vulnerability published. Right now, Linkerd is on track to have less security vulnerabilities in 2026 than it did last year.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 0 | 0.00 |
| 2025 | 1 | 0.00 |
| 2024 | 0 | 0.00 |
| 2023 | 1 | 7.50 |
It may take a day or so for new Linkerd vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Linkerd Security Vulnerabilities
Linkerd proxy metrics DoS via resource exhaustion (edge<25.2.1)
CVE-2025-43915
- May 05, 2025
In Linkerd edge releases before edge-25.2.1, and Buoyant Enterprise for Linkerd releases 2.13.02.13.7, 2.14.02.14.10, 2.15.02.15.7, 2.16.02.16.4, and 2.17.02.17.1, resource exhaustion can occur for Linkerd proxy metrics.
HTTP/2 DoS via Stream Reset in nginx
CVE-2023-44487
7.5 - High
- October 10, 2023
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
Resource Exhaustion
