CVE-2022-1643Network attack vector

Admin-level stored XSS via unescaped plugin fields

Published May 30, 2022 · Updated Aug 3, 2024

Stored XSS in lion2486 Birthdays Widget 1.7.18 and earlier allows remote authenticated users to persist scripts through plugin fields. The published advisory does not name the exact fields or code locus; it reports that saved values are neither sanitized nor escaped. An administrator-level account and a configuration denying unfiltered_html are required, and a later visitor must render the saved field for script execution in that visitor's browser.

CVSS severity4.8
Medium
EPSS probability0.59%
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 lion2486 Birthdays Widget 1.7.18 and earlier allows remote authenticated users to persist scripts through plugin fields. The published advisory does not name the exact fields or code locus; it reports that saved values are neither sanitized nor escaped. An administrator-level account and a configuration denying unfiltered_html are required, and a later visitor must render the saved field for script execution in that visitor's browser.

The record

CVE
CVE-2022-1643
Published
May 30, 2022
Updated
Aug 3, 2024
Vendor
lion2486
Product
Birthdays Widget
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. May 30, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 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=1.7.18 <=1.7.18

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

lion2486 · Birthdays Widgetversion=1.7.18 <=1.7.18

Published CVSS scores

4.8NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
3.5NVDAV:N/AC:M/Au:S/C:N/I:P/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007Command and Scripting Interpreter: JavaScript

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

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Your stack

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