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High 8.7Published Aug 19, 2026
CVE-2026-70408An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a sub-account that has administrative privileges.
Updated under an hour ago ()
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It affects Extra Innovation Inc. acmailer CGI and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a sub-account that has administrative privileges.
- CVSS
- 8.7 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-863
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- jpcert
- NVD analysis
- Deferred
- Record last updated
- Aug 19, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Extra Innovation Inc. acmailer CGI extra_innovation:acmailer_cgi (from the name) | before 4.1.2 | CNA record |
Extra Innovation Inc. acmailer DB extra_innovation:acmailer_db (from the name) | before 1.2.2 | CNA record |
References
- https://www.acmailer.jp/info/de.cgi?id=119
- https://jvn.jp/en/jp/JVN47716829/
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.