CVE-2025-0916Network attack vector

Stored script execution via unsanitized email logs

Published Feb 19, 2025 · Updated Feb 19, 2025

Stored XSS in YayCommerce YaySMTP 2.4.9 through 2.6.2 allows remote attackers to inject scripts through stored email content. The email-log rendering path in includes/Helper/Utils.php outputs stored message content without wp_kses_post sanitization or adequate escaping. No authentication is required to supply crafted content; the script executes when an administrator or another user opens the affected log page.

CVSS severity7.2
High
EPSS probability0.38%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in YayCommerce YaySMTP 2.4.9 through 2.6.2 allows remote attackers to inject scripts through stored email content. The email-log rendering path in includes/Helper/Utils.php outputs stored message content without wp_kses_post sanitization or adequate escaping. No authentication is required to supply crafted content; the script executes when an administrator or another user opens the affected log page.

The record

CVE
CVE-2025-0916
Published
Feb 19, 2025
Updated
Feb 19, 2025
Vendor
YayCommerce
Product
YaySMTP
Classifications
CWE-79, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 19, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 19, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2.4.9 <=2.6.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

YayCommerce · YaySMTPversion=2.4.9 <=2.6.2

Published CVSS scores

7.2WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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