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CVE-2026-25518

cert-manager adds certificates and certificate issuers as resource types in Kubernetes clusters, and simplifies the process of obtaining, renewing and using those certificates. In versions from 1.18.0 to before 1.18.5 and from 1.19.0 to before 1.19.3, the cert-manager-controller performs DNS lookups during ACME DNS-01 processing (for zone discovery and propagation self-checks). By default, these lookups use standard unencrypted DNS. An attacker who can intercept and modify DNS traffic from the c
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ad0bc9f3009b47aeec1df58590fb01425a31f030d0d198edac5010ab5475f13e
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-129","description":"CWE-129: Improper Validation of Array Index","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-704","description":"CWE-704: Incorrect Type Conversion or Cast","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"cert-manager","vendor":"cert-manager","versions":[{"status":"affected","version":">= 1.18.0, < 1.18.5"},{"status":"affected","version":">= 1.19.0, < 1.19.3"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-129","description":"CWE-129: Improper Validation of Array Index","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-704","description":"CWE-704: Incorrect Type Conversion or Cast","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/problemTypes/1/descriptions/0

Source references

7 source assertions
{"name":"https://github.com/cert-manager/cert-manager/commit/409fc24e539711a07aae45ed45abbe03dfdad2cc","tags":["x_refsource_MISC"],"url":"https://github.com/cert-manager/cert-manager/commit/409fc24e539711a07aae45ed45abbe03dfdad2cc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/references/4
{"name":"https://github.com/cert-manager/cert-manager/commit/9a73a0b3853035827edd37ac463e4803ba10327d","tags":["x_refsource_MISC"],"url":"https://github.com/cert-manager/cert-manager/commit/9a73a0b3853035827edd37ac463e4803ba10327d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/references/5
{"name":"https://github.com/cert-manager/cert-manager/commit/d4faed26ae12115cceb807cdc12507ebc28980e2","tags":["x_refsource_MISC"],"url":"https://github.com/cert-manager/cert-manager/commit/d4faed26ae12115cceb807cdc12507ebc28980e2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/references/6
{"name":"https://github.com/cert-manager/cert-manager/pull/8467","tags":["x_refsource_MISC"],"url":"https://github.com/cert-manager/cert-manager/pull/8467"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/references/1
{"name":"https://github.com/cert-manager/cert-manager/pull/8468","tags":["x_refsource_MISC"],"url":"https://github.com/cert-manager/cert-manager/pull/8468"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/references/2
{"name":"https://github.com/cert-manager/cert-manager/pull/8469","tags":["x_refsource_MISC"],"url":"https://github.com/cert-manager/cert-manager/pull/8469"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/references/3
{"name":"https://github.com/cert-manager/cert-manager/security/advisories/GHSA-gx3x-vq4p-mhhv","tags":["x_refsource_CONFIRM"],"url":"https://github.com/cert-manager/cert-manager/security/advisories/GHSA-gx3x-vq4p-mhhv"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5621f43c35ddbc2629fc25dda686c539d3a07b5fa0fec51bc6410ae543599cf6 · sha256:692e4c227c287994… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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