CVE-2026-25518
2 advisories.
Go/github.com/cert-manager/cert-manager CVE-2026-25518: medium 5.9, EPSS 0.45%
cert-manager-controller DoS via Specially Crafted DNS Response
Action: Upgrade github.com/cert-manager/cert-manager to 1.18.5 or later.
go get github.com/cert-manager/cert-manager@v1.18.5go get github.com/cert-manager/cert-manager@v1.19.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.18.0 | 1.18.5 | - |
| 1.19.0 | 1.19.3 | - |
Fixed versions
| 1.18.5 | 1.19.3 |
Sources
- osv: GHSA-gx3x-vq4p-mhhv
- https://github.com/cert-manager/cert-manager/security/advisories/GHSA-gx3x-vq4p-mhhv
- https://nvd.nist.gov/vuln/detail/CVE-2026-25518
- https://github.com/cert-manager/cert-manager/pull/8467
- https://github.com/cert-manager/cert-manager/pull/8468
- https://github.com/cert-manager/cert-manager/pull/8469
- https://github.com/cert-manager/cert-manager/commit/409fc24e539711a07aae45ed45abbe03dfdad2cc
- https://github.com/cert-manager/cert-manager/commit/9a73a0b3853035827edd37ac463e4803ba10327d
- https://github.com/cert-manager/cert-manager/commit/d4faed26ae12115cceb807cdc12507ebc28980e2
- https://github.com/cert-manager/cert-manager
- https://pkg.go.dev/vuln/GO-2026-4399
CVE-2026-25518 · published · modified · JSON
Go/github.com/cert-manager/cert-manager CVE-2026-25518: unknown, EPSS 0.45%
DoS in cert-manager-controller via Specially Crafted DNS Response in github.com/cert-manager/cert-manager
Action: Upgrade github.com/cert-manager/cert-manager to 1.18.5 or later.
go get github.com/cert-manager/cert-manager@v1.18.5go get github.com/cert-manager/cert-manager@v1.19.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.18.0 | 1.18.5 | - |
| 1.19.0 | 1.19.3 | - |
Fixed versions
| 1.18.5 | 1.19.3 |
Sources
- osv: GO-2026-4399
- https://github.com/cert-manager/cert-manager/security/advisories/GHSA-gx3x-vq4p-mhhv
- https://github.com/cert-manager/cert-manager/commit/409fc24e539711a07aae45ed45abbe03dfdad2cc
- https://github.com/cert-manager/cert-manager/commit/9a73a0b3853035827edd37ac463e4803ba10327d
- https://github.com/cert-manager/cert-manager/commit/d4faed26ae12115cceb807cdc12507ebc28980e2
- https://github.com/cert-manager/cert-manager/pull/8467
- https://github.com/cert-manager/cert-manager/pull/8468
- https://github.com/cert-manager/cert-manager/pull/8469
CVE-2026-25518 · published · modified · JSON