Sen. Kamala Harris Kamala HarrisHundreds of lawyers from nation's oldest African American sorority join effort to fight voter suppression Biden picks up endorsement from progressive climate group 350 Action 3 reasons why Biden is misreading the politics of court packing MORE (D-Calif.) is at risk of potentially losing her seat on the Judiciary Committee as Senate leadership prepares to negotiate the makeup of the committees heading into next year.

Because Harris is the least senior Democratic member on the high-profile panel and Republicans gained seats in the November midterms, the potential 2020 White House contender could, but is not guaranteed to, lose her seat.

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Lily Adams, a spokeswoman for Harris, told The Washington Post that Harris told Senate Minority Leader Charles Schumer Chuck SchumerPelosi slams Trump executive order on pre-existing conditions: It 'isn't worth the paper it's signed on' 3 reasons why Biden is misreading the politics of court packing Cruz blocks amended resolution honoring Ginsburg over language about her dying wish MORE (D-N.Y.) that she wants to stay on the committee next year. Schumer, in a statement to the publication, said they were working to keep her on the panel.

Harris joined the Judiciary Committee in January after the resignation of Sen. Al Franken Alan (Al) Stuart FrankenGOP Senate candidate says Trump, Republicans will surprise in Minnesota Peterson faces fight of his career in deep-red Minnesota district Getting tight — the psychology of cancel culture MORE (D-Minn.) and Sen. Doug Jones (D-Ala.) was sworn in, giving Democrats an additional seat in the Senate.

The panel has provided her a high-profile perch into some of the biggest Trump administration fights, including the battle over Supreme Court Justice Brett Kavanaugh Brett Michael KavanaughTrump faces tricky choice on Supreme Court pick The Hill's 12:30 Report: Trump stokes fears over November election outcome The Hill's Morning Report - Sponsored by Facebook - Trump previews SCOTUS nominee as 'totally brilliant' MORE and Trump's circuit and district court picks.

She is one of two African-American senators on the panel and one of four female members, each of whom are Democrats.

Whether Harris loses her seat depends on multiple factors, none of which have been decided yet.

Other, more senior, members of the committee could decide to leave the panel for other committees, where Democrats will have vacancies including the Finance Committee and the Senate Homeland Security and Governmental Affairs Committee.

And Schumer and Majority Leader Mitch McConnell Addison (Mitch) Mitchell McConnellTrump 'no longer angry' at Romney because of Supreme Court stance On The Money: Anxious Democrats push for vote on COVID-19 aid | Pelosi, Mnuchin ready to restart talks | Weekly jobless claims increase | Senate treads close to shutdown deadline The Hill's Campaign Report: Trump faces backlash after not committing to peaceful transition of power MORE (R-Ky.) still need to negotiate the size and ratios of the Senate committees. Democrats are expected to approve their committee assignments by a resolution in January.

A spokesman for McConnell declined to comment on what the make-up of the Judiciary Committee will be next year, noting that negotiations over committee ratios hadn't yet begun.

-Megan Keller contributed.