CVE-2026-26149

CVE-2026-26149 is a critical-severity vulnerability in Microsoft Power Apps with a CVSS 3.x base score of 9.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-150.

Key facts

Description

Improper neutralization of escape, meta, or control sequences in Microsoft Power Apps allows an authorized attacker to perform spoofing over a network.

Frequently asked questions

What is CVE-2026-26149?
Improper neutralization of escape, meta, or control sequences in Microsoft Power Apps allows an authorized attacker to perform spoofing over a network.
How severe is CVE-2026-26149?
CVE-2026-26149 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-26149 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-26149?
CVE-2026-26149 affects Microsoft Power Apps. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-26149?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-26149 have an EU (EUVD) identifier?
Yes. CVE-2026-26149 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22371.
When was CVE-2026-26149 published?
CVE-2026-26149 was published on 2026-04-14 and last updated on 2026-06-17.

References

Affected products (1)

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