CVE-2022-1455Network attack vector

Reflected XSS via unescaped hidden input

Published May 16, 2022 · Updated Aug 3, 2024

Reflected cross-site scripting in Call Now Button before 1.1.2 allows remote attackers to execute script in a browser via crafted requests. A plugin parameter is emitted without escaping inside a hidden input attribute when the premium feature is enabled, allowing injected markup to run in a victim's browser after link or page interaction; impact is limited to actions available to that browser session.

CVSS severity6.1
Medium
EPSS probability0.79%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected cross-site scripting in Call Now Button before 1.1.2 allows remote attackers to execute script in a browser via crafted requests. A plugin parameter is emitted without escaping inside a hidden input attribute when the premium feature is enabled, allowing injected markup to run in a victim's browser after link or page interaction; impact is limited to actions available to that browser session.

The record

CVE
CVE-2022-1455
Published
May 16, 2022
Updated
Aug 3, 2024
Vendor
StudioStacks B.V.
Product
Call Now Button
Classifications
CWE-79, T1189
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 16, 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

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=1.1.2 <1.1.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

StudioStacks B.V. · Call Now Buttonversion=1.1.2 <1.1.2

Published CVSS scores

4.3NVDAV:N/AC:M/Au:N/C:N/I:P/A:N
6.1NVDCVSS: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-79Cross-site Scripting (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

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Your stack

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