CVE-2025-31532Network attack vector

Authenticated script execution via stored web input

Published Mar 31, 2025 · Updated Apr 28, 2026

Stored XSS in Group Chat & Video Chat by AtomChat 1.1.8 and earlier allows remote authenticated users to execute script in another user's browser. Patchstack has not published the affected input, storage path, rendering locus, or missing neutralization operation. Low-privileged authenticated access and a victim viewing the stored content are required; the script runs in the affected site's browser origin and can read or alter data available to that session.

CVSS severity6.5
Medium
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Stored XSS in Group Chat & Video Chat by AtomChat 1.1.8 and earlier allows remote authenticated users to execute script in another user's browser. Patchstack has not published the affected input, storage path, rendering locus, or missing neutralization operation. Low-privileged authenticated access and a victim viewing the stored content are required; the script runs in the affected site's browser origin and can read or alter data available to that session.

The record

CVE
CVE-2025-31532
Published
Mar 31, 2025
Updated
Apr 28, 2026
Vendor
AtomChat
Product
Group Chat & Video Chat by AtomChat
Classifications
CWE-79, CAPEC-592, T1189
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 31, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=0 <=1.1.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

AtomChat · Group Chat & Video Chat by AtomChatversion=0 <=1.1.8

Published CVSS scores

6.5PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1189Drive-by Compromise

Public exploit references

No public exploit references are available in this record.

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

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo