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Fencer Intel
high 8.8

CVE-2019-9882 json

Multi modules of MailSherlock MSR35 and MSR45 lead to a CSRF vulnerability. It allows attacker to add malicious email sources into whitelist.

published 7y ago modified 4mo ago also EUVD-2019-19238

cvss
8.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

Multi modules of MailSherlock MSR35 and MSR45 lead to a CSRF vulnerability. It allows attacker to add malicious email sources into whitelist via user/save_list.php?ACSION=&type=email&category=white&locate=big5&cmd=add&new=hacker@socialengineering.com&new_memo=&add=%E6%96%B0%E5%A2%9E without any authorizes.

Patch / fix

  • OAKlouds MailSherlock MSR35 1.5-127, 1.5-196, 1.5-239, 1.5-328
  • OAKlouds MailSherlock MSR45 4.5-81, 4.5-106, 4.5-109, 4.5-206

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Exploit prediction

0.67% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • tvn.twcert.org.tw https://tvn.twcert.org.tw/taiwanvn/TVN-201904002 referenced PoC, tagged "exploit" by a source, unverified
  • surl.twcert.org.tw http://surl.twcert.org.tw/MtWeJ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • OAKlouds MailSherlock MSR35
  • OAKlouds MailSherlock MSR45

Classification

Weakness
  • CWE-352 Cross-Site Request Forgery

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.