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CVE Record

CVE-2019-19983: In the WordPress plugin, Fast Velocity Minify before 2.7.7, the full web root path to the running WordPress...

In the WordPress plugin, Fast Velocity Minify before 2.7.7, the full web root path to the running WordPress application can be discovered. In order to exploit this vulnerability, FVM Debug Mode needs to be enabled and an admin-ajax request needs to call the fastvelocity_min_files action.

MediumCVSS 4.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This flaw can reveal the server’s full WordPress web root path when Fast Velocity Minify debug mode is enabled. That does not directly take over a site, but it gives attackers useful internal information for chaining with other weaknesses. Exposure is limited by the need for debug mode and authenticated access.

Executive priority

Treat this as a moderate cleanup item. It is unlikely to be an emergency by itself, but exposed filesystem paths reduce attacker guesswork and should be removed during normal vulnerability remediation cycles.

Technical view

Fast Velocity Minify before 2.7.7 can disclose the full filesystem path through an admin-ajax action when FVM Debug Mode is enabled. CVSS 3.0 is 4.3, reflecting network reachability, low complexity, low privilege requirement, and confidentiality-only impact.

Likely exposure

WordPress sites using Fast Velocity Minify versions before 2.7.7, especially where FVM Debug Mode is enabled. The source bundle does not identify affected CPEs or broader product families.

Exploitation context

The CVE is not listed as KEV, and the supplied sources do not state active exploitation. The issue is most relevant as an information disclosure that may support later attacks, not as a standalone compromise path.

Researcher notes

Evidence supports a path disclosure in Fast Velocity Minify before 2.7.7 under debug-mode conditions. The bundle does not provide exploit prevalence, affected CPEs, or additional mitigations beyond the patched version reference.

Mitigation direction

  • Update Fast Velocity Minify to version 2.7.7 or later.
  • Disable FVM Debug Mode unless actively troubleshooting.
  • Restrict WordPress accounts to the minimum necessary privileges.
  • Review vendor guidance before applying compensating controls.
  • Monitor WordPress plugin security advisories for related updates.

Validation and detection

  • Inventory WordPress sites for Fast Velocity Minify installations.
  • Confirm installed plugin versions are 2.7.7 or later.
  • Verify FVM Debug Mode is disabled in production.
  • Review logs for suspicious authenticated admin-ajax activity.
  • Check whether exposed errors disclose filesystem paths.
Prepared
Confidence
high
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.

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CVE-2019-19983 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
4.3 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/AC:L/AV:N/A:N/C:L/I:N/PR:L/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
4.3CVSS 3.0MediumCVSS:3.0/AC:L/AV:N/A:N/C:L/I:N/PR:L/S:U/UI:N2.81.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

4.3Medium
CVSS 3.0 vector shape for CVE-2019-19983Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/AC:L/AV:N/A:N/C:L/I:N/PR:L/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.