Another Republican is mulling a run for governor in 2026, the latest being Sen. Peter Durant, and you have to wonder: Just how vulnerable is Gov. Maura Healey in ’26, assuming she runs for re-election? … My hunch: She’s a little vulnerable and getting more vulnerable by the day as controversies pile up. But she’s still a clear favorite. … Her advantages: she’s an incumbent in a blue state; her poll numbers remain relatively strong by some measures (though not all); her potential GOP challengers so far aren’t exactly heavy hitters; she’s been admirably pragmatic on governance on a number of issues; Donald Trump could end up being a major drag on Republicans in general next year. … But she does have vulnerabilities: her poll numbers have clearly softened a bit of late (including relatively low-approval numbers here – click on ‘full report’); voters are upset about housing costs and immigration/shelter issues; she definitely seems to be tacking to the center amid various tax-and-spend controversies on Dem-dominated Beacon Hill; the November elections results showed a clear rightward shift among state voters that Dems dismiss at their peril, etc. …