8.8
CVE-2026-4455
- EPSS 0.25%
- Veröffentlicht 20.03.2026 02:16:38
- Zuletzt bearbeitet 20.03.2026 17:59:44
- Erkennungen
Heap buffer overflow in PDFium in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file. (Chromium security severity: High)
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.25% | 0.161 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| CISA-ADP | 8.8 | 2.8 | 5.9 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
|
CWE-122 Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html
https://issues.chromium.org/issues/488585504