CVE-2017-8898
Estado: ModificadaCrítica (9.8)—
Invision Power Services (IPS) Community Suite 4.1.19.2 and earlier has stored XSS in the Announcements, allowing privilege escalation from an Invision Power Board moderator to an admin. An attack uses the announce_content parameter in an index.php?/modcp/announcements/&action=create request. This is related to the "<> Source" option.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.89%
- Percentil entre todas las CVEs puntuadas: 79
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-79
Referencias
- http://zeroday.insecurity.zone/exploits/ipb_owned.txt
- https://twitter.com/insecurity/status/862154908895780864
- https://twitter.com/sxcurity/status/862284967715381248
- http://zeroday.insecurity.zone/exploits/ipb_owned.txt
- https://twitter.com/insecurity/status/862154908895780864
- https://twitter.com/sxcurity/status/862284967715381248
JSON original (NVD)
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"value": "Invision Power Services (IPS) Community Suite 4.1.19.2 and earlier has stored XSS in the Announcements, allowing privilege escalation from an Invision Power Board moderator to an admin. An attack uses the announce_content parameter in an index.php?/modcp/announcements/&action=create request. This is related to the \"<> Source\" option."
},
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}
],
"lastModified": "2026-06-17T01:27:10.050",
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