CVE-2024-1589Public exploitNetwork attack vector

Stored XSS via unescaped form labels

Published Apr 8, 2024 · Updated Nov 7, 2024

Stored XSS in SendPress Newsletters 1.23.11.6 and earlier allows remote authenticated users to execute JavaScript through form labels. The Forms settings workflow stores multiple label and button-text fields without sanitizing them or escaping their values when rendered. Administrator access is required to save a crafted label, and the payload executes when the stored setting is rendered even if unfiltered_html is disabled.

CVSS severity6.1
Medium
EPSS probability0.40%
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 SendPress Newsletters 1.23.11.6 and earlier allows remote authenticated users to execute JavaScript through form labels. The Forms settings workflow stores multiple label and button-text fields without sanitizing them or escaping their values when rendered. Administrator access is required to save a crafted label, and the payload executes when the stored setting is rendered even if unfiltered_html is disabled.

The record

CVE
CVE-2024-1589
Published
Apr 8, 2024
Updated
Nov 7, 2024
Vendor
SendPress
Product
SendPress Newsletters
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Apr 8, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 7, 2024Record 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=0 <=1.23.11.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

SendPress · SendPress Newslettersversion=0 <=1.23.11.6

Published CVSS scores

6.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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