CVE-2010-1773

Status: ModifiedHigh (8.8)—
Off-by-one error in the toAlphabetic function in rendering/RenderListMarker.cpp in WebCore in WebKit before r59950, as used in Google Chrome before 5.0.375.70, allows remote attackers to obtain sensitive information, cause a denial of service (memory corruption and application crash), or possibly execute arbitrary code via vectors related to list markers for HTML lists, aka rdar problem 8009118.
CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base score: 8.8
Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 2.15%
Percentile among all scored CVEs: 82
Score date: 10/14/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (5)

Canonical — Ubuntu Linux Fedoraproject — Fedora Google — Chrome Opensuse — Opensuse Redhat — Enterprise Linux
CWEs

CWE-193
References

Raw JSON (NVD)

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      "value": "Off-by-one error in the toAlphabetic function in rendering/RenderListMarker.cpp in WebCore in WebKit before r59950, as used in Google Chrome before 5.0.375.70, allows remote attackers to obtain sensitive information, cause a denial of service (memory corruption and application crash), or possibly execute arbitrary code via vectors related to list markers for HTML lists, aka rdar problem 8009118."
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      "value": "Error de superación de límite (off-by-one) en la función toAlphabetic de rendering/RenderListMarker.cpp de WebCore en WebKit en versiones anteriores a la r39508, como se ha utilizado en Google Chrome en versiones anteriores a la v5.0.375.70, permite a atacantes remotos obtener información confidencial, provocar una denegación de servicio (corrupción de memoria y caída de la aplicación), o posiblemente ejecutar código de su elección a través de vectores de ataque relacionados con \"list markers\" (marcadores de lista) de listas  HTML, también conocido como problema rdar 8009118."
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