- Indonesia and Cambodia: Indonesia reported 36,590 measles cases in 2025, up from 6,328, as second-dose coverage fell to 78%. Cambodia's cases rose to 4,613 from 666, despite improved second-dose coverage of 73%.
- Haiti, South Africa and Naoero: First-dose coverage among one-year-olds fell to 62% from 77% in Haiti, to 66% from 76% in South Africa, and to 71% from 92% in Naoero.
- Botswana and Serbia: Botswana's first-dose coverage dropped to 83% from 97%, with second-dose coverage at 66%. Serbia's first-dose coverage fell to 73% from 84%.
- Bulgaria, Albania and the United Kingdom: Second-dose coverage fell to 82% from 91% in Bulgaria, to 88% from 92% in Albania, and to 84% from 85% in the UK.
- China, Georgia and Ukraine: China's reported cases rose 39% to 1,770 as second-dose coverage fell to 94%. Georgia's cases rose to 526 from 350 as first-dose coverage declined. Ukraine reported 1,502 cases despite wider vaccination coverage.
- Angola, Congo and Cameroon: First-dose coverage improved to 71% from 53% in Angola, to 85% from 78% in Congo, and to 75% from 71% in Cameroon.
- Samoa, Barbados and Costa Rica: Second-dose coverage rose to 76% from 60% in Samoa and to 85% from 76% in Barbados. Costa Rica's coverage rose to 98% for the first dose and 92% for the second.
- Senegal: First-dose coverage rose to 92% from 87%, but second-dose coverage slipped to 78%.
The countries show uneven progress in measles protection, with vaccination gains in some places alongside falling coverage and rising reported cases elsewhere.