CVE Explorer

CVE-2026-35517

FTLDNS (pihole-FTL) provides an interactive API and also generates statistics for Pi-hole's Web interface. From 6.0 to before 6.6, the Pi-hole FTL engine contains a Remote Code Execution (RCE) vulnerability in the upstream DNS servers configuration parameter (dns.upstreams). This vulnerability allows an authenticated attacker to inject arbitrary dnsmasq configuration directives through newline characters, ultimately achieving command execution on the underlying system. This vulnerability is fixe

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7c9ba5267727f00311e4d581dbdcb29fba2eddcacfe92c21bdf9f888a3d2dc71

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-78","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:ac74e162a13c3c91400754f2aa97baa4f0587912915c5f64bc2201de0b4765ec · sha256:bc57a4b4e6ba2d0a… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-93","description":"CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:ac74e162a13c3c91400754f2aa97baa4f0587912915c5f64bc2201de0b4765ec · sha256:bc57a4b4e6ba2d0a… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion

{"product":"FTL","vendor":"pi-hole","versions":[{"status":"affected","version":">= 6.0, < 6.6"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:ac74e162a13c3c91400754f2aa97baa4f0587912915c5f64bc2201de0b4765ec · sha256:bc57a4b4e6ba2d0a… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:ac74e162a13c3c91400754f2aa97baa4f0587912915c5f64bc2201de0b4765ec · sha256:bc57a4b4e6ba2d0a… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions

{"cweId":"CWE-78","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:ac74e162a13c3c91400754f2aa97baa4f0587912915c5f64bc2201de0b4765ec · sha256:bc57a4b4e6ba2d0a… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-93","description":"CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:ac74e162a13c3c91400754f2aa97baa4f0587912915c5f64bc2201de0b4765ec · sha256:bc57a4b4e6ba2d0a… · /containers/cna/problemTypes/1/descriptions/0

Source references

1 source assertion

{"name":"https://github.com/pi-hole/FTL/security/advisories/GHSA-23w8-7333-p9fj","tags":["x_refsource_CONFIRM"],"url":"https://github.com/pi-hole/FTL/security/advisories/GHSA-23w8-7333-p9fj"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:ac74e162a13c3c91400754f2aa97baa4f0587912915c5f64bc2201de0b4765ec · sha256:bc57a4b4e6ba2d0a… · /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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