CVE-2021-24916

Qubely < 1.8.6 - Unauthenticated Arbitrary E-mail Sending

HIGH
7.5
CVSS Score
Published: August 7, 2023 at 02:31 PM UTC
Updated: June 17, 2026 at 03:41 AM UTC
1 product affected across 1 vendorQubely

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Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
PoC

Description

The Qubely WordPress plugin before 1.8.6 allows unauthenticated user to send arbitrary e-mails to arbitrary addresses via the qubely_send_form_data AJAX action.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Qubely· Themeumwordpress-plugin
95%
v < 1.8.6
Affected range stops below 1.8.6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical DescriptionThird Party Advisory
https://wpscan.com/vulnerability/93b893be-59ad-4500-8edb-9fa7a45304d5

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-Other

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