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{"cveTags": [], "descriptions": [{"lang": "en", "value": "The NewsBlogger theme for WordPress is vulnerable to Cross-Site Request Forgery in versions 0.2.5.6 to 0.2.6.1. This is due to missing or incorrect nonce validation on the newsblogger_install_and_activate_plugin() function. This makes it possible for unauthenticated attackers to upload arbitrary files and achieve remote code execution via a forged request granted they can trick a site administrator into performing an action such as clicking on a link. This is due to a reverted fix of CVE-2025-1305."}, {"lang": "es", "value": "El tema NewsBlogger para WordPress es vulnerable a la falsificaci\u00f3n de petici\u00f3n en sitios cruzados en las versiones 0.2.5.6 a 0.2.6.1. Esto se debe a la validaci\u00f3n de nonce faltante o incorrecta en la funci\u00f3n newsblogger_install_and_activate_plugin(). Esto hace posible que atacantes no autenticados suban archivos arbitrarios y logren la ejecuci\u00f3n remota de c\u00f3digo a trav\u00e9s de una petici\u00f3n falsificada, siempre que puedan enga\u00f1ar a un administrador del sitio para que realice una acci\u00f3n como hacer clic en un enlace. Esto se debe a una correcci\u00f3n revertida de CVE-2025-1305."}], "id": "CVE-2025-12821", "lastModified": "2026-04-15T00:35:42.020", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "security@wordfence.com", "type": "Primary"}]}, "published": "2026-02-19T07:17:28.770", "references": [{"source": "security@wordfence.com", "url": "https://themes.trac.wordpress.org/browser/newsblogger/0.2.5.8/functions.php#L499"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/9f33096a-dfd5-48c1-84d8-30a0faa2a7f5?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-352"}], "source": "security@wordfence.com", "type": "Primary"}]}

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