Original topic:

Implement Auto-Delete Clipboard History to Prevent Sensitive Data Leaks

(Post creation time:  

04-16-2025 01:10 PM

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OicitrapDraz

Constellation

last edited

 

04-21-2025 02:23 AM

 

in

 

I copy passwords from my password manager all the time (I use KeePass, so they're long and complex), and I know a lot of people do the same. How is it that Samsung’s clipboard saves everything in plain text with no expiration? That’s a huge security issue.

I even tried switching to Gboard (Google’s keyboard), thinking that would help, but nope, everything I copied was still getting saved in Samsung’s clipboard. Turns out the clipboard functionality is tightly integrated with One UI, so it doesn’t matter what keyboard you use, your clipboard history still gets stored in plain text.

There should at least be an option to auto-delete clipboard history after a few hours. Right now, the only option is to manually go in and delete sensitive stuff. If someone steals your phone, or even if a friend or acquaintance uses it while it’s unlocked, they can just scroll through your clipboard and see all your passwords? That’s wild.

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    USBetaModerator3

    Beta Moderator

    04-16-2025 04:36 PM

     

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    Hi,

    Thank you for your feedback.

    We understand your concerns regarding clipboard behavior and how it may affect sensitive content. Clipboard history in One UI is managed at the system level.

    Your suggestion for more control over clipboard data—such as auto-clear or exclusion options—has been noted and shared with the appropriate team for consideration.

    In the meantime, we recommend manually clearing clipboard history when needed and using secure input methods for sensitive information.

    Best regards,
    One UI Beta Team

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    OicitrapDraz

    Constellation

    04-21-2025 02:40 AM

     

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    Thanks for the reply, but honestly, I don’t think this is just "helpful feedback", it’s a serious security flaw that should be prioritized.

    This issue has been raised by users across the internet for years. Just search through Reddit, XDA, or Samsung forums, people are genuinely concerned (example 1 , example 2 , example 3 , etc.), some people say they won’t buy Samsung devices because of this and I don't blame them. Clipboard history storing sensitive data in plain text indefinitely is not just an inconvenience, it's a vulnerability.

    Auto-clearing the clipboard after a short time shouldn’t be a "nice to have" it should be a basic security feature.

    Please escalate this.

    @SamsungJustin @Samsung_Moderator @USBetaModerator @USBetaModerator2 

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    userTuwO81ciSE

    Constellation

    04-21-2025 01:02 PM

     

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    I completely agree. As a loyal samsung user, privacy concerns will strongly affect my purchasing decision.  Especially with the current environment, privacy is PARAMOUNT. 

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    Malthasian

    Constellation

    05-1-2025 01:06 AM

     

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    I can't wait to see this become a DEFCON talk, or at least a BSides presentation.

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    04-21-2025 06:03 AM

     

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    **bleep**, this is real?! What is samsung thinking!?

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    markdigi

    Constellation

    04-21-2025 06:13 PM

     

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    It's an option within Secure Folder, why is it not an option system-wide?

    I don't imagine after 4 years of being reported that this will be patched in some way. I wasn't even aware until I updated to OneUI 7 and saw the popup saying Samsung Keyboard accessed the clipboard (somewhat strange considering I use Gboard).

    This along with the Secure Folder security issues should be high priority over cosmetic updates.

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    belphegor

    Constellation

    04-28-2025 06:59 AM

     

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    Amateur hour at Samsung. Years and years and you still haven't fixed this. Drop everything you're working on and prioritise this.

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    Kreb

    Constellation

    04-28-2025 07:38 PM

     

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    Are Samsung going to compensate me for any financial losses I incur due to this vulnerability? I purchased a S10 tablet recently and have a number  of cryptocurrency wallets installed. May I assume the use of 2FA, fingerprint and facial recognition will protect me?

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    crappysam

    Constellation

    04-30-2025 04:20 AM

     

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    anyone using samsung is more than a fool

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    Malthasian

    Constellation

    05-1-2025 01:04 AM

     

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    A Google search for this issue shows it being known and discussed since at least Dec 1, 2019.

    Even the published "fix" using adb does not apparently solve the issue as the clipboard history is part of Samsung's take on the Android OS.

    Even when using a different keyboard, such as G-board, as the default keyboard the Samsung keyboard STILL copies and retains everything that is copied. 

    With the widespread adoption of password managers passwords are frequently copied and pasted, usually before or after a username. Keeping these sensitive items in plain text AND NOT INFORMING USERS ABOUT THIS is a huge liability for anyone using a Samsung device. 

    Best solution: DON'T DO THIS AT ALL! Samsung needs to remove the clipboard history for their version of the Android OS.

    Next "best" solution: have a user configurable auto delete setting.

    Minimum "acceptable" solution: explicitly warn users about this and how to delete the clipboard history.

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    Members_enR2kBl

    Constellation

    05-10-2026 07:11 PM

     

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    Still not fixed? If you're reading this Samsung this might be a reason I switch to iPhone for my next phone if you fail to fix this major security flaw.

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    Foolhardy

    Constellation

    10-26-2026 12:00 PM

     

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    Fix this please!!

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