CVE-2021-4307 json
Yomguithereal Baobab prototype pollution
published 3y ago modified 4mo ago also GHSA-wvr2-q86m-6whp , EUVD-2023-0578
- cvss
- 6.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.4%
- EPSS 1.4% chance of exploitation in 30 days, percentile 71%
- public exploits
- 0
- none known
Summary
A vulnerability was found in Yomguithereal Baobab up to 2.6.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack can be launched remotely. Upgrading to version 2.6.1 is able to address this issue. The patch is named c56639532a923d9a1600fb863ec7551b188b5d19. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-217627.
Patch / fix
- npm baobab 2.6.1
- baobab_project baobab 2.6.1
Is CVE-2021-4307 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- last yr.
Exploit prediction
1.36% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/Yomguithereal/baobab/pull/511 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| CNA | 3.0 | 6.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| GitHub | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | baobab | <2.6.1 |
2.6.1 |
Affected products
- Yomguithereal Baobab
Classification
- Weakness
-
- CWE-1321 Improperly Controlled Modification of Object Prototype Attributes
References
-
github.com
/Yomguithereal/baobab/pull/511
issue-tracking, web, exploit, patch, third-party-advisory
-
github.com
/Yomguithereal/baobab/commit/c56639532a923d9a1600fb863ec7551b188b5d19
patch, web
-
github.com
/Yomguithereal/baobab/releases/tag/2.6.1
patch, web, release-notes
-
vuldb.com
/?id.217627
vdb-entry, technical-description, web, third-party-advisory
-
vuldb.com
/?ctiid.217627
signature, permissions-required, web, third-party-advisory, vdb-entry
-
nvd.nist.gov
/vuln/detail/CVE-2021-4307
advisory
-
github.com
/Yomguithereal/baobab
package
Sources
- CVE List CVE-2021-4307
- GitHub Advisory GHSA-wvr2-q86m-6whp
- NVD CVE-2021-4307
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.