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CVE Record

CVE-2019-19982: The WordPress plugin, Email Subscribers & Newsletters, before 4.2.3 had a flaw that allowed for unauthentic...

The WordPress plugin, Email Subscribers & Newsletters, before 4.2.3 had a flaw that allowed for unauthenticated option creation. In order to exploit this vulnerability, an attacker would need to send a /wp-admin/admin-post.php?es_skip=1&option_name= request.

MediumCVSS 6.5Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This flaw affected the WordPress Email Subscribers & Newsletters plugin before version 4.2.3. An unauthenticated attacker could create WordPress option entries, potentially changing site behavior or enabling follow-on abuse. The available sources rate it medium severity, but internet-facing WordPress sites should treat outdated plugin instances as a prompt remediation item.

Executive priority

Prioritize remediation for public WordPress sites, especially marketing or subscriber-management sites using this plugin. This is not presented as critical or actively exploited in the supplied sources, but unauthenticated integrity impact makes delayed patching a business risk.

Technical view

CVE-2019-19982 is an unauthenticated option-creation issue in Email Subscribers & Newsletters before 4.2.3. The CVSS v3.0 score is 6.5 with network attack vector, no privileges, no user interaction, low integrity impact, and low availability impact. No CWE is listed in the supplied CVE data.

Likely exposure

Exposure is likely limited to WordPress installations running Email Subscribers & Newsletters versions earlier than 4.2.3. Public WordPress sites are more exposed because the vulnerable request path is reachable without authentication. The supplied affected-product metadata is incomplete, so asset inventory should verify plugin name and version directly.

Exploitation context

The source bundle does not show CISA KEV listing or cited evidence of active exploitation. Public references describe the vulnerability and patched plugin versions. Because the issue is unauthenticated and network reachable, defenders should still assume opportunistic scanning was plausible for outdated public WordPress sites.

Researcher notes

The CVE record names the vulnerable component and version boundary, but normalized affected vendor/product fields are listed as n/a and no CWE is provided. Validation should rely on direct WordPress plugin inventory and source advisories rather than CPE matching alone.

Mitigation direction

  • Upgrade Email Subscribers & Newsletters to version 4.2.3 or later.
  • Disable the plugin if it cannot be upgraded promptly.
  • Review vendor, Wordfence, and WPVulnDB guidance for version-specific remediation details.
  • Audit WordPress options for unexpected entries from the exposure window.

Validation and detection

  • Inventory WordPress sites for the Email Subscribers & Newsletters plugin.
  • Confirm installed plugin versions are 4.2.3 or later.
  • Check web and application logs for suspicious unauthenticated admin-post activity.
  • Review WordPress options for unauthorized or unexplained additions.
  • Document any affected hosts and remediation dates.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2019-19982 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.5 (3.0)
Known Exploited
No
Published

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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
6.5CVSS 3.0MediumCVSS:3.0/AC:L/AV:N/A:L/C:N/I:L/PR:N/S:U/UI:N3.92.5Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

6.5Medium
CVSS 3.0 vector shape for CVE-2019-19982Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.