Description
lodash node module before 4.17.5 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability via defaultsDeep, merge, and mergeWith functions, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| HackerOne | lodash node module | Versions before 4.17.5 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | node-lodash | 4.17.11+dfsg-1 | — |
| Debian 13 | node-lodash | 4.17.11+dfsg-1 | — |
| Debian 12 | node-lodash | 4.17.11+dfsg-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | node-lodash | No fix yet | — |
| Ubuntu Pro 16.04 LTS | node-lodash | No fix yet | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | js-jquery | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | lodash | < 4.17.5 | 4.17.5 | GHSA-fvqr-27wr-82fm |
| RubyGems | lodash-rails | < 4.17.5 | 4.17.5 | GHSA-fvqr-27wr-82fm |