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Description

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.

PUBLISHED Reserved 2026-01-01 | Published 2026-01-20 | Updated 2026-01-21 | Assigner hackerone




LOW: 2.7CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Product status

Default status
unaffected

6 (semver)
affected

References

hackerone.com/reports/3445332

cve.org (CVE-2026-21640)

nvd.nist.gov (CVE-2026-21640)

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