CVE Explorer
CVE-2026-21640
HackerOne community member Faraz Ahmed (PakCyberbot) has reported a format string injection in the Revive Adserver settings. When specific character combinations are used in a setting, the admin user console could be disabled due to a fatal PHP error.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"Revive Adserver","vendor":"Revive","versions":[{"lessThanOrEqual":"6.0.4","status":"affected","version":"6","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4fb9cfaf2a893895949b226bd55ba4d159af952d40ba6fcbefb58919f93ebe63 · sha256:d60530c61f500843… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":2.7,"baseSeverity":"LOW","vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L","version":"3.0"},"metric_type":"cvssV3_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:4fb9cfaf2a893895949b226bd55ba4d159af952d40ba6fcbefb58919f93ebe63 · sha256:d60530c61f500843… · /containers/cna/metrics/0/cvssV3_0
CWE assertions
1 source assertion{"cweId":"CWE-134","description":"CWE-134 Use of Externally-Controlled Format String","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4fb9cfaf2a893895949b226bd55ba4d159af952d40ba6fcbefb58919f93ebe63 · sha256:d60530c61f500843… · /containers/adp/0/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://hackerone.com/reports/3445332"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4fb9cfaf2a893895949b226bd55ba4d159af952d40ba6fcbefb58919f93ebe63 · sha256:d60530c61f500843… · /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.