CVE Explorer
CVE-2026-40012
ECS zero scoped answers are stored in the packet cache while they should not. This impacts only configurations that have ECS enabled;
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
{"description":"Exposure of Resource to Wrong Sphere","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fa4bb81f61b5836fe32567e82d6f4c2092aad84fb79e4a73a93041fc22269747 · sha256:dbbea2dd9f454671… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-524","description":"CWE-524 Use of Cache Containing Sensitive Information","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fa4bb81f61b5836fe32567e82d6f4c2092aad84fb79e4a73a93041fc22269747 · sha256:dbbea2dd9f454671… · /containers/adp/0/problemTypes/0/descriptions/0
Affected products and versions
1 source assertion{"collectionURL":"https://repo.powerdns.com/","defaultStatus":"unaffected","modules":["EDNS Client Subnet processing"],"packageName":"pdns-recursor","product":"Recursor","programFiles":["pdns_recursor.cc"],"repo":"https://github.com/PowerDNS/pdns","vendor":"PowerDNS","versions":[{"lessThan":"5.2.11","status":"affected","version":"5.2.0","versionType":"semver"},{"lessThan":"5.3.8","status":"affected","version":"5.3.0","versionType":"semver"},{"lessThan":"5.4.3","status":"affected","version":"5.4.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:fa4bb81f61b5836fe32567e82d6f4c2092aad84fb79e4a73a93041fc22269747 · sha256:dbbea2dd9f454671… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:fa4bb81f61b5836fe32567e82d6f4c2092aad84fb79e4a73a93041fc22269747 · sha256:dbbea2dd9f454671… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
2 source assertions{"description":"Exposure of Resource to Wrong Sphere","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fa4bb81f61b5836fe32567e82d6f4c2092aad84fb79e4a73a93041fc22269747 · sha256:dbbea2dd9f454671… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-524","description":"CWE-524 Use of Cache Containing Sensitive Information","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:fa4bb81f61b5836fe32567e82d6f4c2092aad84fb79e4a73a93041fc22269747 · sha256:dbbea2dd9f454671… · /containers/adp/0/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-08.html"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:fa4bb81f61b5836fe32567e82d6f4c2092aad84fb79e4a73a93041fc22269747 · sha256:dbbea2dd9f454671… · /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.