| Summary | libexpat before 2.8.2 lacks handler call depth tracking for calls to XML_GetBuffer, XML_Parse, XML_ParseBuffer, XML_ParserFree, or XML_ParserReset from within handlers in cases of a policy violation. Thus, a use-after-free can occur, |
|---|---|
| Publication Date | June 4, 2026, 3:16 p.m. |
| Registration Date | June 5, 2026, 4:10 a.m. |
| Last Update | June 5, 2026, 3:39 a.m. |
| CVSS3.1 : MEDIUM | |
| スコア | 5.9 |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| 攻撃元区分(AV) | ローカル |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃に必要な特権レベル(PR) | 不要 |
| 利用者の関与(UI) | 不要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | 低 |
| 完全性への影響(I) | 低 |
| 可用性への影響(A) | 低 |
| Configuration1 | or higher | or less | more than | less than | |
| cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* | 2.8.2 | ||||