A vulnerability, which was classified as problematic, has been found in WP SMS Plugin up to 5.4.12 on WordPress. Affected by this issue is some unknown functionality of the component Groups Page. The manipulation of the argument wp_group_name leads to cross site scripting.
This vulnerability is handled as CVE-2021-24561. The attack may be launched remotely. There is no exploit available.
It is recommended to upgrade the affected component.
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CVE-2021-24561 | WP SMS Plugin up to 5.4.12 on WordPress Groups Page wp_group_name cross site scripting (ID 2570762)
A vulnerability, which was classified as problematic, has been found in WP SMS Plugin up to 5.4.12 on WordPress. Affected by this issue is some unknown functionality of the component Groups Page. The manipulation of the argument…
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IoC Intelligence (1 Indikatoren)
CVE-2021-24561
CTI Threat Relationship Graph2 Knoten / 1 Relationen
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title: Detect Exploitation - CVE-2021-24561 | WP SMS Plugin up to 5.4.12 on WordPress Groups Page wp_group_name cross site scripting (ID 2570762)
id: a6f26eb6-312d-4df9-99ad-5fc27808bcfa
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "CVE-2021-24561 | WP SMS Plugin" ascii wide
condition:
any of them
}INFRASTRUCTURE BLAST RADIUS & EXPOSURE
Live-Vektor: LOCAL
LOCALIZED
Perimeter & Ingress
Geringes Risiko
Lateral Pivot & AD
GEFÄHRDET (80%)
Crown Jewels & DB
Geringes Risiko
Supply Chain Reach
Geringes Risiko
tsecurity.de Cognitive Threat RAG
Fokus-Vektor:
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich CVE-2021-24561 | WP SMS Plugin up to 5.4.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
🛡️ Angriffsfläche & Exposure
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
⚡ Empfohlene Sofortmaßnahmen
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.
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