CVE-2024-11252Network attack vector

Reflected XSS via Mastodon share parameter

Published Nov 30, 2024 · Updated Apr 8, 2026

Reflected XSS in Heateor Support Sassy Social Share 3.3.69 and earlier allows remote attackers to execute script via a crafted URL. The mastodon_share_amp function URL-decodes heateor_mastodon_share and interpolates it into an inline JavaScript assignment with inadequate escaping. Exploitation requires an AMP Mastodon-share request and user interaction with the crafted link; injected script runs in the site's browser origin.

CVSS severity6.1
Medium
EPSS probability0.90%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in Heateor Support Sassy Social Share 3.3.69 and earlier allows remote attackers to execute script via a crafted URL. The mastodon_share_amp function URL-decodes heateor_mastodon_share and interpolates it into an inline JavaScript assignment with inadequate escaping. Exploitation requires an AMP Mastodon-share request and user interaction with the crafted link; injected script runs in the site's browser origin.

The record

CVE
CVE-2024-11252
Published
Nov 30, 2024
Updated
Apr 8, 2026
Vendor
Heateor Support
Product
Sassy Social Share
Classifications
CWE-79, T1204.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 30, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record 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 <=3.3.69

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Heateor Support · Sassy Social Shareversion=0 <=3.3.69

Published CVSS scores

6.1WordfenceCVSS: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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1204.001User Execution: Malicious Link

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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