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Fencer Intel
medium 6.5

CVE-2018-7704 json

SecurEnvoy SecurMail before 9.2.501 allows remote authenticated users to read arbitrary e-mail messages via the option1 parameter in a repl…

published 2018-03-14 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-19420

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.6%
EPSS 4.6% chance of exploitation in 30 days, percentile 91%
public exploits
1
Exploit-DB

Summary

SecurEnvoy SecurMail before 9.2.501 allows remote authenticated users to read arbitrary e-mail messages via the option1 parameter in a reply action to secmail/getmessage.exe.

Patch / fix

  • securenvoy securmail 9.2.501

Timeline

  1. First public exploit (EDB-44285)
  2. Published

Exploit prediction

4.62% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-44285 SecurEnvoy SecurMail 9.1.501 - Multiple Vulnerabilities webapps, 2018-03-13
  • seclists.org http://seclists.org/fulldisclosure/2018/Mar/29 referenced PoC, tagged "exploit" by a source, unverified
  • sec-consult.com https://www.sec-consult.com/en/blog/advisories/multiple-critical-vulnerabilities-in-securenvoy-securmail/index.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.