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CVE-2023-30489

WordPress Email Subscription Popup Plugin <= 1.2.16 is vulnerable to Cross Site Scripting (XSS)

MEDIUM
6.1
CVSS Score
Published: August 14, 2023 at 02:03 PM UTC
Updated: June 17, 2026 at 05:54 AM UTC
2 products affected across 2 vendorsEmail Subscription PopupEmail Subscription Popup

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in I Thirteen Web Solution Email Subscription Popup plugin <= 1.2.16 versions.

Affected

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

Email Subscription Popup· I13websolutionwordpress-plugin
95%
v ≤ 1.2.16
Email Subscription Popup· I Thirteen Web Solutionwordpress-plugin
60%
v ≤ 1.2.16

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

VDB EntryVendor Advisory
Source: [email protected]
https://patchstack.com/database/vulnerability/email-subscribe/wordpress-email-subscription-popup-plugin-1-2-16-cross-site-scripting-xss-vulnerability?_s_id=cve

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

6.1MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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