CVE-2022-39301Public exploitNetwork attack vector

Administrator cookie theft via unrestricted HTML upload

Published Oct 19, 2022 · Updated Apr 22, 2025

Stored XSS in CoCoTeaNet sra-admin 1.1.1 allows remote authenticated users to steal administrator cookies via a crafted HTML upload. The Personal Center profile-picture upload accepts an HTML file containing script code, stores it, and returns a link that executes the script when another administrator opens it. Remote authenticated users must upload the file and persuade another administrator to follow the returned link, exposing that administrator's cookies and personal information.

CVSS severity8.2
High
EPSS probability0.47%
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 CoCoTeaNet sra-admin 1.1.1 allows remote authenticated users to steal administrator cookies via a crafted HTML upload. The Personal Center profile-picture upload accepts an HTML file containing script code, stores it, and returns a link that executes the script when another administrator opens it. Remote authenticated users must upload the file and persuade another administrator to follow the returned link, exposing that administrator's cookies and personal information.

The record

CVE
CVE-2022-39301
Published
Oct 19, 2022
Updated
Apr 22, 2025
Vendor
CoCoTeaNet
Product
sra-admin
Classifications
CWE-434, CWE-80, T1539, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 19, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 22, 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=< 1.1.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

CoCoTeaNet · sra-adminversion=< 1.1.2

Published CVSS scores

5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
8.2GitHub, Inc.CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/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 exploitPublished

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
CWE-80Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
T1539Steal Web Session Cookie
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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