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Needs: React Native Team AttentionNeeds: ReproThis issue could be improved with a clear list of steps to reproduce the issue.This issue could be improved with a clear list of steps to reproduce the issue.
Description
Description
A security vulnerability with React was disclosed (https://nvd.nist.gov/vuln/detail/CVE-2025-55182). While trying to upgrade a RN 0.81.5 old arch app to React version 19.1.2, an error is thrown from ReactNativeRender.
For 0.81.5, ReactNativeRenderer is expecting React version 19.1.0.
While React Native apps are not susceptible to the vulnerability, many apps live in monorepos with NextJS (or other RSC powered apps).
I'm wondering if there's a recommendation on how best to proceed? Would it be possible to release patch versions of React Native that increment the supported/expected React version?
Thank you!
Steps to reproduce
npx @react-native-community/cli init --version 0.81.5- Turn off new arch (i.e.
:new_arch_enabled => falseinPodfile) - Update React version in generated app's
package.jsonto19.1.2 npm run startnpm run ios- see errors:
console.js:661 Error: Incompatible React versions: The "react" and "react-native-renderer" packages must have the exact same version. Instead got:
- react: 19.1.2
- react-native-renderer: 19.1.0
React Native Version
0.81.5, 0.82.1
Affected Platforms
Runtime - iOS, Runtime - Android
Output of npx @react-native-community/cli info
N/A
Stacktrace or Logs
console.js:661 Error: Incompatible React versions: The "react" and "react-native-renderer" packages must have the exact same version. Instead got:
- react: 19.1.2
- react-native-renderer: 19.1.0
Learn more: https://react.dev/warnings/version-mismatch
at anonymous (ReactNativeRenderer-dev.js:16872:18)
at anonymous (ReactNativeRenderer-dev.js:17081:4)
at loadModuleImplementation (require.js:285:12)
at guardedLoadModule (require.js:190:36)
at metroRequire (require.js:98:24)
at anonymous (ReactNative.js:19:24)
at loadModuleImplementation (require.js:285:12)
at guardedLoadModule (require.js:183:45)
at metroRequire (require.js:98:24)
at renderElement (RendererImplementation.js:49:12)
at renderApplication (renderApplication.js:102:25)
at anonymous (AppRegistryImpl.js:89:22)
at runApplication (AppRegistryImpl.js:178:20)
at apply (native)
at __callFunction (MessageQueue.js:435:34)
at anonymous (MessageQueue.js:114:26)
at __guard (MessageQueue.js:369:11)
at callFunctionReturnFlushedQueue (MessageQueue.js:113:17)
anonymous @ console.js:661
overrideMethod @ backend.js:17416
reactConsoleErrorHandler @ ExceptionsManager.js:184
anonymous @ setUpDeveloperTools.js:42
reportException @ ExceptionsManager.js:108
handleException @ ExceptionsManager.js:173
handleError @ setUpErrorHandling.js:25
reportFatalError @ error-guard.js:49
guardedLoadModule @ require.js:185
metroRequire @ require.js:98
renderElement @ RendererImplementation.js:49
renderApplication @ renderApplication.js:102
anonymous @ AppRegistryImpl.js:89
runApplication @ AppRegistryImpl.js:178
__callFunction @ MessageQueue.js:435
anonymous @ MessageQueue.js:114
__guard @ MessageQueue.js:369
callFunctionReturnFlushedQueue @ MessageQueue.js:113
console.js:661 TypeError: Cannot read property 'default' of undefined
at renderElement (RendererImplementation.js:49:45)
at renderApplication (renderApplication.js:102:25)
at anonymous (AppRegistryImpl.js:89:22)
at runApplication (AppRegistryImpl.js:178:20)
at apply (native)
at __callFunction (MessageQueue.js:435:34)
at anonymous (MessageQueue.js:114:26)
at __guard (MessageQueue.js:369:11)
at callFunctionReturnFlushedQueue (MessageQueue.js:113:17)
anonymous @ console.js:661
overrideMethod @ backend.js:17416
reactConsoleErrorHandler @ ExceptionsManager.js:184
anonymous @ setUpDeveloperTools.js:42
reportException @ ExceptionsManager.js:108
handleException @ ExceptionsManager.js:173
handleError @ setUpErrorHandling.js:25
reportFatalError @ error-guard.js:49
__guard @ MessageQueue.js:371
callFunctionReturnFlushedQueue @ MessageQueue.js:113
console.js:661 Error: Incompatible React versions: The "react" and "react-native-renderer" packages must have the exact same version. Instead got:
- react: 19.1.2
- react-native-renderer: 19.1.0
Learn more: https://react.dev/warnings/version-mismatch
at anonymous (ReactNativeRenderer-dev.js:16872:18)
at anonymous (ReactNativeRenderer-dev.js:17081:4)
at loadModuleImplementation (require.js:285:12)
at guardedLoadModule (require.js:190:36)
at metroRequire (require.js:98:24)
at anonymous (ReactNative.js:19:24)
at loadModuleImplementation (require.js:285:12)
at guardedLoadModule (require.js:183:45)
at metroRequire (require.js:98:24)
at renderElement (RendererImplementation.js:49:12)
at renderApplication (renderApplication.js:102:25)
at anonymous (AppRegistryImpl.js:89:22)
at runApplication (AppRegistryImpl.js:178:20)
at apply (native)
at __callFunction (MessageQueue.js:435:34)
at anonymous (MessageQueue.js:114:26)
at __guard (MessageQueue.js:369:11)
at callFunctionReturnFlushedQueue (MessageQueue.js:113:17)
anonymous @ console.js:661
overrideMethod @ backend.js:17416
reactConsoleErrorHandler @ ExceptionsManager.js:184
anonymous @ setUpDeveloperTools.js:42
reportException @ ExceptionsManager.js:108
handleException @ ExceptionsManager.js:173
handleError @ setUpErrorHandling.js:25
reportFatalError @ error-guard.js:49
guardedLoadModule @ require.js:185
metroRequire @ require.js:98
renderElement @ RendererImplementation.js:49
renderApplication @ renderApplication.js:102
anonymous @ AppRegistryImpl.js:89
runApplication @ AppRegistryImpl.js:178
__callFunction @ MessageQueue.js:435
anonymous @ MessageQueue.js:114
__guard @ MessageQueue.js:369
callFunctionReturnFlushedQueue @ MessageQueue.js:113
console.js:661 TypeError: Cannot read property 'default' of undefined
at renderElement (RendererImplementation.js:49:45)
at renderApplication (renderApplication.js:102:25)
at anonymous (AppRegistryImpl.js:89:22)
at runApplication (AppRegistryImpl.js:178:20)
at apply (native)
at __callFunction (MessageQueue.js:435:34)
at anonymous (MessageQueue.js:114:26)
at __guard (MessageQueue.js:369:11)
at callFunctionReturnFlushedQueue (MessageQueue.js:113:17)
anonymous @ console.js:661
overrideMethod @ backend.js:17416
reactConsoleErrorHandler @ ExceptionsManager.js:184
anonymous @ setUpDeveloperTools.js:42
reportException @ ExceptionsManager.js:108
handleException @ ExceptionsManager.js:173
handleError @ setUpErrorHandling.js:25
reportFatalError @ error-guard.js:49
__guard @ MessageQueue.js:371
callFunctionReturnFlushedQueue @ MessageQueue.js:113
MANDATORY Reproducer
N/A
Screenshots and Videos

kowczarz, JoeStead, RogierZeebregts, PhastPhood, migueldaipre and 1 more
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Needs: React Native Team AttentionNeeds: ReproThis issue could be improved with a clear list of steps to reproduce the issue.This issue could be improved with a clear list of steps to reproduce the issue.