Is CVE-2019-9883 actively exploited?

No active exploitation of CVE-2019-9883 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-9883 be exploited remotely?

Yes. CVE-2019-9883 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-9883?

CVE-2019-9883 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2019-9883

CWE-352Published: June 3, 2019· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

Multi modules of MailSherlock MSR35 and MSR45 lead to a CSRF vulnerability. It allows attacker to elevate privilege of specific account via useradmin/cf_new.cgi?chief=&wk_group=full&cf_name=test&cf_account=test&cf_email=&cf_acl=Management&apply_lang=&dn= without any authorizes.

NVD Source

Technical Analysis

CVE-2019-9883 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges Req.None

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Affected Vendors & Products

hgiga8 product(s)

msr35 isherlock-basemsr35 isherlock-sysinfomsr35 isherlock-usermsr35 isherlock-useradminmsr45 isherlock-basemsr45 isherlock-sysinfomsr45 isherlock-usermsr45 isherlock-useradmin

Source: NVD CPE · 8 total CPE entries