Angular is a widely used web framework; SSRF that discloses server-side credentials can impact many web apps and lead to data exfiltration and lateral access.
CVE-2026-88056
Angular SSR flaw enables SSRF and disclosure of server-side credentials.
Is CVE-2026-88056 being exploited?
Not confirmed. CVE-2026-88056 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.43% probability of exploitation in the next 30 days.
How severe is CVE-2026-88056?
CVE-2026-88056 is rated High with a CVSS score of 8.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-88056?
Yes. A fix has been recorded for CVE-2026-88056. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-88056 affect?
CVE-2026-88056 affects @angular/platform-server (versions prior to 20.3.30), @angular/platform-server (versions prior to 21.2.22), @angular/platform-server (versions prior to 22.1.4), Angular SSR applications that attach server-side credentials to requests. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-88056?
Upgrade @angular/platform-server to 20.3.30 / 21.2.22 / 22.1.4+. Audit SSR credential usage.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Server-Side Request Forgery (SSRF) allowing attacker-controlled requests and disclosure of server-side Authorization credentials.
Immediate action required
- affected<= 19.2.25
- affected>= 20.0.0 and < 20.3.30
- affected>= 21.0.0 and < 21.2.22
- affected>= 22.0.0 and < 22.1.4
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.