CVE-2026-41491
Dapr ACL bypass via path traversal in service invocation.
Is CVE-2026-41491 being exploited?
Not confirmed. CVE-2026-41491 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 0.33% probability of exploitation in the next 30 days.
How severe is CVE-2026-41491?
CVE-2026-41491 is rated High with a CVSS score of 8.1. 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-2026-41491?
Yes. A fix has been recorded for CVE-2026-41491. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-41491 affect?
CVE-2026-41491 affects Dapr runtime (versions 1.3.0–1.15.13, 1.16.0-rc.1–1.16.13, 1.17.0-rc.1–1.17.4). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-41491?
Upgrade to 1.15.14+, 1.16.14+, or 1.17.5+
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Allows bypass of ACLs for service invocation via reserved URL chars/path traversal, enabling unauthorized access to services.
Patch when possible
- affected>= 1.3.0 and < 1.15.14
- affected>= 1.16.0-rc.1 and < 1.16.14
- affected>= 1.17.0-rc.1 and < 1.17.5
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.