FixVibe
Covered by FixVibehigh

ZXCVVAKATAWASEWASEGI0. Lisi ni Veitaqomaki: Ki, kei na Maroroi ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASE1 Lisi ni veitaqomaki bibi me baleta na Supabase: vakayacora na veitaqomaki ni ivakatagedegede ni laini (RLS), qarava na ki ni API, kei na veitaqomaki ni pakete ni maroroi me tarova na kena rawati na itukutuku sega ni vakadonui. ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASE2. Na itukutuku ni vakadidike oqo e vakamacalataka na veivakadeitaki bibi ni veitaqomaki me baleta na cakacaka ni Supabase. E vakanamata ki na kena vakayacori vakadodonu na veitaqomaki ni ivakatagedegede ni laini (RLS) me taqomaki na laini ni itukutuku, taqomaki na kena qaravi na anon kei na veiqaravi_itavi API ki, kei na kena vakayacori na lewa ni curu me baleta na pakete ni maroroi me vakalailaitaka na leqa ni itukutuku ni vakaraitaki kei na unahorized. ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASE3. ## Na matau ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASE4. Na kena vakadeitaki e dua na cakacaka ni ZXCVFIXVIBETOKEN3ZXCV e gadrevi kina e dua na iwalewale ni veimataqali ka vakanamata ki na kena cicivaki na ki ni ZXCVFIXVIBETOKEN5ZXCV, taqomaki ni itukutuku, kei na veivakadonui ni maroroi. Supabase sega ni dodonu na kena vakarautaki na veitaqomaki ni ivakatagedegede ni laini (ZXCVFIXVIBETOKEN4ZXCV) se vakaraitaki na ki vakaitamera e rawa ni vakavuna na itukutuku bibi ni vakaraitaki ni veika e yaco. ZXCVVAKATAWASEWASEIVAKATAKILA1ZXCV ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEGA5. ## Na cava e veisau . ZXCVVAKATAWASEWASEI ZXCVVAKAVUVULI6. Na vakadidike oqo e vakaduavatataka na lewa ni veitaqomaki bibi me baleta na veivanua ni ZXCVFIXVIBETOKEN3ZXCV ka yavutaki ena idusidusi vakamatanitu ni taravale. Supabase E vakanamata ki na veisau mai na veivakatorocaketaki ni veivakatorocaketaki ni veivakatorocaketaki ki na veivakatorocaketaki ni buli-vakakaukauwataki, vakabibi me baleta na iwalewale ni lewa ni curu. ZXCVVAKATAWASEWASEIVAKATAKILA1ZXCV ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASE77. ## O cei e vakaleqai ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASEG8. Na veiqaravi e vakayagataki kina na ZXCVFIXVIBETOKEN3ZXCV me vaka e dua na Backend-me vaka-e-dua na veiqaravi (ZXCVFIXVIBETOKEN5ZXCV) e vakaleqai, vakabibi o ira era qarava na itukutuku ni vakayagataki-vakatabakidua se iyau vakaitaukei. RLS Na dauvakatorocaketaka era okati kina na ki ni Supabase ena veitiki ni kasitama-yasana se sega ni rawa kina na ZXCVFIXVIBETOKEN4ZXCV era sa tu ena leqa levu. ZXCVVAKATAKILAKINA2ZXCV ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASE9. ## Na sala e cakacaka kina na leqa . ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASEI10 E vakayagataka na veitaqomaki ni ivakatagedegede ni laini ni PostgreSQL me vakatabui kina na rawati ni itukutuku. Ena kena ivakarau, kevaka e sega ni vakatarai na ZXCVFIXVIBETOKEN6ZXCV ena dua na teveli, e dua na tamata e vakayagataka na ki ni Supabase — ka dau vakaraitaki raraba — e rawa ni curu ki na itukutuku kece sara. Vakakina, API Na maroroi e gadrevi kina na lawatu matata me vakamacalataka na vakayagataki se itavi cava e rawa ni vakayacora na cakacaka ena faile ni pakete. ZXCVVAKATAKILAKINA3ZXCV ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASEI11 ## Na cava e rawata e dua na dauvakacaca ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASEI12 E dua na dauvakacaca e taukena e dua na ki ni ZXCVFIXVIBETOKEN4ZXCV raraba e rawa ni vakayagataka na teveli e yali ZXCVFIXVIBETOKEN3ZXCV me wilika, veisautaka, se bokoca na itukutuku e nodra na vakayagataki tale eso. Na sega ni vakadonui ni curu ki na pakete ni maroroi e rawa ni vakavuna na kena vakaraitaki na faile ni vakayagataki vakaitaukei se na kena bokoci na iyau bibi ni kerekere. ZXCVVAKATAKILAKINA2ZXCV ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASEI13 ## Na sala e vakatovolei kina ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASEI14 RLS ena gauna oqo e kovuta oqo me tiki ni kena API jeke. Supabase railesuva na raraba ZXCVFIXVIBETOKEN3ZXCV Metadata ni pakete ni maroroi, vakaraitaki ni ka-lisi sega ni kilai, vakayacani ni pakete vakasama, kei na sikinala ni maroroi ni anon-vakadeitaki mai na iyalayala ni anon raraba. Veisemati bula jeke vakadikeva na veiqaravi-itavi ki ni vakaraitaki, ZXCVFIXVIBETOKEN4ZXCV vakacegu / ZXCVFIXVIBETOKEN5ZXCV itutu, kei na maroroi ni SQL ni toki me baleta na yali ni ZXCVFIXVIBETOKEN6ZXCV. ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASEI15 ## Na cava me vakavinakataki ZXCVVAKATAWASEWASEI ZXCVVAKATAWASEWASEI16 Dau vakatara na veitaqomaki ni ivakatagedegede ni laini ena teveli ni itukutuku ka vakayacora na lawatu ni granular me baleta na vakayagataki vakadeitaki. Supabase Vakadeitaka ni sa vakayagataki ga na ki ni 'anon' ena kode ni yasa ni kasitama, ni sa tiko ga na ki ni 'veiqaravi_itavi' ena dauveiqaravi. RLS Vakarautaka na Lewa ni rawa-ka ni maroroi me vakadeitaka ni sa vakaitaukei na pakete ni faile ena kena ivakarau kei na rawa-ka e soli ga ena lawatu ni veitaqomaki vakamacalataki. ZXCVVAKATAKILAKINA2ZXCV

This research article outlines critical security configurations for Supabase projects. It focuses on the proper implementation of Row Level Security (RLS) to protect database rows, secure handling of anon and service_role API keys, and enforcing access control for storage buckets to mitigate risks of data exposure and unauthorized access.

CWE-284CWE-668

The hook

Securing a Supabase project requires a multi-layered approach focusing on API key management, database security, and storage permissions. [S1] Improperly configured Row Level Security (RLS) or exposed sensitive keys can lead to significant data exposure incidents. [S2] [S3]

What changed

This research consolidates core security controls for Supabase environments based on official architecture guidelines. [S1] It focuses on the transition from default development configurations to production-hardened postures, specifically regarding access control mechanisms. [S2] [S3]

Who is affected

Applications utilizing Supabase as a Backend-as-a-Service (BaaS) are affected, particularly those that handle user-specific data or private assets. [S2] Developers who include the service_role key in client-side bundles or fail to enable RLS are at high risk. [S1]

How the issue works

Supabase leverages PostgreSQL's Row Level Security to restrict data access. [S2] By default, if RLS is not enabled on a table, any user with the anon key—which is often public—can access all records. [S1] Similarly, Supabase Storage requires explicit policies to define which users or roles can perform operations on file buckets. [S3]

What an attacker gets

An attacker possessing a public API key can exploit tables missing RLS to read, modify, or delete data belonging to other users. [S1] [S2] Unauthorized access to storage buckets can lead to the exposure of private user files or the deletion of critical application assets. [S3]

How FixVibe tests for it

FixVibe now covers this as part of its Supabase checks. baas.supabase-security-checklist-backfill reviews public Supabase Storage bucket metadata, anonymous object-listing exposure, sensitive bucket naming, and anon-bound Storage signals from the public anon boundary. Related live checks inspect service-role key exposure, Supabase REST/RLS posture, and repository SQL migrations for missing RLS.

What to fix

Always enable Row Level Security on database tables and implement granular policies for authenticated users. [S2] Ensure that only the 'anon' key is used in client-side code, while the 'service_role' key remains on the server. [S1] Configure Storage Access Control to ensure that file buckets are private by default and access is granted only through defined security policies. [S3]