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CVE-2026-26953

Pi-hole Admin Interface is a web interface for managing Pi-hole, a network-level ad and internet tracker blocking application. Versions 6.0 and above have a Stored HTML Injection vulnerability in the active sessions table located on the API settings page, allowing an attacker with valid credentials to inject arbitrary HTML code that will be rendered in the browser of any administrator who visits the active sessions page. The rowCallback function contains the value data.x_forwarded_for, which is
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:017f8f18efd90bd3618e73c1b821973e1645fd26677007f7227c41a812ae85f3
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-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-116","description":"CWE-116: Improper Encoding or Escaping of Output","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-20","description":"CWE-20: Improper Input Validation","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"web","vendor":"pi-hole","versions":[{"status":"affected","version":"< 6.4.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-116","description":"CWE-116: Improper Encoding or Escaping of Output","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-20","description":"CWE-20: Improper Input Validation","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/pi-hole/web/commit/1a0c6f4fe6d0116fd2846b2adaae95996b7f194d","tags":["x_refsource_MISC"],"url":"https://github.com/pi-hole/web/commit/1a0c6f4fe6d0116fd2846b2adaae95996b7f194d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/references/1
{"name":"https://github.com/pi-hole/web/releases/tag/v6.4.1","tags":["x_refsource_MISC"],"url":"https://github.com/pi-hole/web/releases/tag/v6.4.1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /containers/cna/references/2
{"name":"https://github.com/pi-hole/web/security/advisories/GHSA-8rw8-vjgp-rwj6","tags":["x_refsource_CONFIRM"],"url":"https://github.com/pi-hole/web/security/advisories/GHSA-8rw8-vjgp-rwj6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b087c079dc4b1ce49b9b576f86afab4db4758fb90e7d5ccd696428367804ad89 · sha256:04c599c18ab2ad8f… · /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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