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CVE-2026-41489

Pi-hole is a DNS sinkhole that protects devices from unwanted content without installing any client-side software. From 6.0 to before Core 6.4.2 and FTL 6.6.1, two shell scripts executed as root by systemd (pihole-FTL-prestart.sh and pihole-FTL-poststop.sh) read the files.pid path from this config without validation and use it in privileged file operations (install and rm -f). By writing an arbitrary path into files.pid, an attacker with pihole privilege can cause root to delete and then recreat
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e2970039c8b7905c176654d989e16d9effdce47d254a263144e931a0ff8afa79
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 3 assertions

{"cweId":"CWE-732","description":"CWE-732: Incorrect Permission Assignment for Critical Resource","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-15","description":"CWE-15: External Control of System or Configuration Setting","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-269","description":"CWE-269: Improper Privilege Management","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"pi-hole","vendor":"pi-hole","versions":[{"status":"affected","version":">= 6.0, < 6.4.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-732","description":"CWE-732: Incorrect Permission Assignment for Critical Resource","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-15","description":"CWE-15: External Control of System or Configuration Setting","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-269","description":"CWE-269: Improper Privilege Management","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/cna/problemTypes/1/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/pi-hole/pi-hole/security/advisories/GHSA-6w8x-p785-6pm4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /containers/adp/0/references/0
{"name":"https://github.com/pi-hole/pi-hole/security/advisories/GHSA-6w8x-p785-6pm4","tags":["x_refsource_CONFIRM"],"url":"https://github.com/pi-hole/pi-hole/security/advisories/GHSA-6w8x-p785-6pm4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2ab4ad4414e342689cba771dd4406e79b5feadc8c0a1b7763dfc3752fdb4e8d9 · sha256:3ed90366920a22bf… · /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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