CVE-2026-23956
seroval affected by Denial of Service via RegExp serialization
7.5
HIGH
CVSS 3.1
EPSS 0.48%
描述
Overriding RegExp serialization with extremely large patterns can **exhaust JavaScript runtime memory** during deserialization. Additionally, overriding RegExp serialization with patterns that trigger **catastrophic backtracking** can lead to ReDoS (Regular Expression Denial of Service). **Mitigation**: `Seroval` introduces `disabledFeatures` (a bitmask) in serialization/deserialization methods, with `Feature.RegExp` as a dedicated flag. **Users are recommended to configure `disabledFeatures` to disable RegExp serialization entirely.**
如何修補 CVE-2026-23956
要修補 CVE-2026-23956,請將受影響套件升級到下列已修補版本。
- —升級至 1.4.1 或更新版本
CVE-2026-23956 正在被利用嗎?
低 — EPSS 為 0.5%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 0.2.0, < 1.4.1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |