Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.1, 21.2.17, and 20.3.25, to optimize client-side bootstrap in Server-Side Rendered (SSR) environments, Angular supports Hydration via provideClientHydration(). During SSR, Angular serializes the application's runtime state (such as cached HttpClient responses) and outputs it into the HTML stream as a
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-471",
"CWE-79"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/54xxx/CVE-2026-54267.json",
"unresolved_ranges": [
{
"extracted_events": [
{
"introduced": ">= 22.0.0-next.0 < 22.0.1"
},
{
"last_affected": ">= 22.0.0-next.0 < 22.0.1"
},
{
"introduced": ">= 21.0.0-next.0 < 21.2.17"
},
{
"last_affected": ">= 21.0.0-next.0 < 21.2.17"
},
{
"introduced": ">= 20.0.0-next.0 < 20.3.25"
},
{
"last_affected": ">= 20.0.0-next.0 < 20.3.25"
}
],
"source": "AFFECTED_FIELD"
}
]
}{
"cpe": "cpe:2.3:a:angular:angular:*:*:*:*:*:node.js:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "19.2.25"
},
{
"introduced": "20.0.0"
},
{
"fixed": "20.3.25"
},
{
"introduced": "21.0.0"
},
{
"fixed": "21.2.17"
},
{
"introduced": "22.0.0"
},
{
"fixed": "22.0.1"
}
],
"source": [
"CPE_RANGE",
"REFERENCES"
]
}