EpubCheck 4.0.1 does not properly restrict resolving external entities when parsing XML in EPUB files during validation. An attacker who supplies a specially crafted EPUB file may be able to exploit this behavior to read arbitrary files, or have the victim execute arbitrary requests on his behalf, abusing the victim's trust relationship with other entities.
结论预警: CVE-2016-9487 综合评估为中等风险（55.5/100）：CVSS 技术影响为高级，利用概率（EPSS 1.28%） 核心证据: 近一日 EPSS 上升 +1.15%，被利用关注度持续升高。 强制指令: 梳理受影响资产并纳入修补计划。
风险随态势动态变化；本站持续评估并同步更新本页展示内容。
EPSS 日更估计相对被利用可能性；百分位表示该 CVE 在已评分漏洞中的相对排名（越高表示相对更严重）。
| # | 日期 | 旧 EPSS 分数 | 新 EPSS 分数 | 变化（新 − 旧） |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.13% | 1.28% | +1.15% |
| 2 | 2025-03-30 | 0.21% | 0.13% | -0.08% |
| 3 | 2025-03-29 | — | 0.21% | — |
完整 EPSS 历史 （共 5 条）
该 CVE 的 CVSS 指标。
| 底座分 | 版本 | 严重度 | 向量 | 可利用性 | 影响 | 分数来源 |
|---|---|---|---|---|---|---|
| 7.8 | 3.1 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
ubuntu
|
medium | CVE-2016-9487 medium priority: Ubuntu including 1 source packages (epubcheck), 20 status rows across 20 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 17, DNE 1, needed 1, released 1. | https://ubuntu.com/security/CVE-2016-9487 |
| URL | 标签 |
|---|---|
| https://www.kb.cert.org/vuls/id/779243 | Third Party Advisory US Government Resource |
| https://www.securityfocus.com/bid/94864/ | Third Party Advisory VDB Entry |