CVE-2026-66046
🗓️ 18 Aug 2026 14:10:05Reported by Alpine Linux Development TeamType 
alpinelinux🔗 security.alpinelinux.org👁 4 Views
| Reporter | Title | Published | Views | Family All 27 |
|---|---|---|---|---|
 | CVE-2026-66046 | 18 Aug 202614:10 | – | attackerkb |
 | Important: thunderbird | 31 Aug 202600:00 | – | amazon |
| Important: firefox | 31 Aug 202600:00 | – | amazon |
| Important: firefox | 31 Aug 202600:00 | – | amazon |
 | The vulnerability of the storeAtts() function in the Expat library allows a hacker to trigger a service failure. | 20 Aug 202600:00 | – | bdu_fstec |
 | CVE-2026-66046 affecting package expat for versions less than 2.8.3-2 | 25 Aug 202623:52 | – | cbl_mariner |
 | CVE-2026-66046 | 1 Sep 202600:01 | – | circl |
 | CVE-2026-66046 | 18 Aug 202614:10 | – | cve |
 | CVE-2026-66046 Expat Denial of Service via storeAtts() Quadratic Complexity | 18 Aug 202614:10 | – | cvelist |
 | CVE-2026-66046 | 18 Aug 202614:10 | – | debiancve |
10
| OS | OS Version | Architecture | Package | Package Version | Filename |
|---|---|---|---|---|---|
| Alpine Linux | any | any | expat | 2.8.4-r0 | expat-2.8.4-r0.apk |
| Alpine Linux | 3.24 | any | expat | 2.8.4-r0 | expat-2.8.4-r0.apk |
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21 Aug 2026 11:20Current
7.1High risk
Vulners AI Score7.1
CVSS 3.17.5
CVSS 48.7
EPSS0.00391
SSVC