CVE Explorer
CVE-2026-34984
External Secrets Operator reads information from a third-party service and automatically injects the values as Kubernetes Secrets. Versions 2.2.0 and below contain a vulnerability in runtime/template/v2/template.go where the v2 template engine removes env and expandenv from Sprig's TxtFuncMap() but leaves the getHostByName function accessible to user-controlled templates. Since ESO executes templates within the controller process, an attacker who can create or update templated ExternalSecret res
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"external-secrets","vendor":"external-secrets","versions":[{"status":"affected","version":"< 2.3.0"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:cf53e0de3e12c1a09efcc3991b565016cc3afdb9ac15305c7a2b13d23bafa0e6 · sha256:48891770060d0dd0… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.1,"baseSeverity":"HIGH","privilegesRequired":"LOW","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:cf53e0de3e12c1a09efcc3991b565016cc3afdb9ac15305c7a2b13d23bafa0e6 · sha256:48891770060d0dd0… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-200","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:cf53e0de3e12c1a09efcc3991b565016cc3afdb9ac15305c7a2b13d23bafa0e6 · sha256:48891770060d0dd0… · /containers/cna/problemTypes/0/descriptions/0
Source references
3 source assertions{"name":"https://github.com/external-secrets/external-secrets/commit/6800989bdc12782ca2605d3b8bf7f2876a16551a","tags":["x_refsource_MISC"],"url":"https://github.com/external-secrets/external-secrets/commit/6800989bdc12782ca2605d3b8bf7f2876a16551a"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:cf53e0de3e12c1a09efcc3991b565016cc3afdb9ac15305c7a2b13d23bafa0e6 · sha256:48891770060d0dd0… · /containers/cna/references/1
{"name":"https://github.com/external-secrets/external-secrets/releases/tag/v2.3.0","tags":["x_refsource_MISC"],"url":"https://github.com/external-secrets/external-secrets/releases/tag/v2.3.0"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:cf53e0de3e12c1a09efcc3991b565016cc3afdb9ac15305c7a2b13d23bafa0e6 · sha256:48891770060d0dd0… · /containers/cna/references/2
{"name":"https://github.com/external-secrets/external-secrets/security/advisories/GHSA-r2pg-r6h7-crf3","tags":["x_refsource_CONFIRM"],"url":"https://github.com/external-secrets/external-secrets/security/advisories/GHSA-r2pg-r6h7-crf3"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:cf53e0de3e12c1a09efcc3991b565016cc3afdb9ac15305c7a2b13d23bafa0e6 · sha256:48891770060d0dd0… · /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.