CVE-2024-30435Known exploitationNetwork attack vector

Reflected script execution via undisclosed input

Published Mar 29, 2024 · Updated Apr 28, 2026

Reflected XSS in POSIMYTH Innovations Nexter Blocks 3.2.5 and earlier allows remote attackers to run script via a crafted request. Patchstack has not disclosed the affected parameter, endpoint, or code path that reflects untrusted input without safe output encoding. Exploitation is unauthenticated but requires a privileged user to open the crafted link or page, allowing script execution in that user's browser context.

CVSS severity7.1
High
EPSS probability0.42%
Next 30 days · Sep 16, 2026
Known exploitationReported
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in POSIMYTH Innovations Nexter Blocks 3.2.5 and earlier allows remote attackers to run script via a crafted request. Patchstack has not disclosed the affected parameter, endpoint, or code path that reflects untrusted input without safe output encoding. Exploitation is unauthenticated but requires a privileged user to open the crafted link or page, allowing script execution in that user's browser context.

The record

CVE
CVE-2024-30435
Published
Mar 29, 2024
Updated
Apr 28, 2026
Vendor
POSIMYTH Innovations
Product
Nexter Blocks
Classifications
CWE-79, CAPEC-591, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 29, 2024CVE 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

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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 <=3.2.5 changes=[{"at":"3.2.6","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

POSIMYTH Innovations · Nexter Blocksversion=0 <=3.2.5 changes=[{"at":"3.2.6","status":"unaffected"}]

Published CVSS scores

7.1Patchstack CNACVSS:3.1/AV:N/AC:L/PR:N/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
Privilegesunauthenticated
Known exploitationReported
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-591Reflected XSS
T1203Exploitation for Client Execution

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.

Reported exploitation

Technologies

Your stack

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Your stack

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