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CVE-2023-26268

Apache CouchDB, IBM Cloudant: Information sharing via couchjs processes

4.4 MediumFix available

Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions:

  • validate_doc_update

  • list

  • filter

  • filter views (using view functions as filters)

  • rewrite

  • update

This doesn't affect map/reduce or search (Dreyfus) index functions.

Users are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3).

Workaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
Low
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

1.43%Up 1.4 points since May 3, 2023
90%50%10%1%

What each source reports

CVE List Score used 4.4

Apache CouchDB, IBM Cloudant: Information sharing via couchjs processes

Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions:

  • validate_doc_update

  • list

  • filter

  • filter views (using view functions as filters)

  • rewrite

  • update

This doesn't affect map/reduce or search (Dreyfus) index functions.

Users are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3).

Workaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.

Record
CVE-2023-26268
CVSS 3.1
4.4 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-200
Updated
2026-11-02
EUVDEUVD-2023-30092 4.4

Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions:

  • validate_doc_update

  • list

  • filter

  • filter views (using view functions as filters)

  • rewrite

  • update

This doesn't affect map/reduce or search (Dreyfus) index functions.

Users are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3).

Workaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.

Record
EUVD-2023-30092
CVSS 3.1
4.4 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-97qc-h8j3-mgv9 4.4

Design documents with matching document IDs, from databases on the same cluster, may share a...

Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions:

  • validate_doc_update

  • list

  • filter

  • filter views (using view functions as filters)

  • rewrite

  • update

This doesn't affect map/reduce or search (Dreyfus) index functions.

Users are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3).

Workaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.

Record
GHSA-97qc-h8j3-mgv9
CVSS 3.1
4.4 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-200
Updated
2026-11-02
NVD 4.4

Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions:

  • validate_doc_update

  • list

  • filter

  • filter views (using view functions as filters)

  • rewrite

  • update

This doesn't affect map/reduce or search (Dreyfus) index functions.

Users are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3).

Workaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.

Record
CVE-2023-26268
CVSS 3.1
4.4 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
OSV 4.4

Apache CouchDB, IBM Cloudant: Information sharing via couchjs processes

Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions:

  • validate_doc_update

  • list

  • filter

  • filter views (using view functions as filters)

  • rewrite

  • update

This doesn't affect map/reduce or search (Dreyfus) index functions.

Users are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3).

Workaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.

Record
CVE-2023-26268
CVSS 3.1
4.4 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-200
Updated
2026-11-02
OSVUBUNTU-CVE-2023-26268 4.4

Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions: * validate_doc_update * list * filter * filter views (using view functions as filters) * rewrite * update This doesn't affect map/reduce or search (Dreyfus) index functions. Users are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3). Workaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.

Record
UBUNTU-CVE-2023-26268
CVSS 3.1
4.4 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVBIT-couchdb-2023-26268 No score

Apache CouchDB, IBM Cloudant: Information sharing via couchjs processes

Design documents with matching document IDs, from databases on the same cluster, may share a mutable Javascript environment when using these design document functions:

  • validate_doc_update

  • list

  • filter

  • filter views (using view functions as filters)

  • rewrite

  • update

This doesn't affect map/reduce or search (Dreyfus) index functions.

Users are recommended to upgrade to a version that is no longer affected by this issue (Apache CouchDB 3.3.2 or 3.2.3).

Workaround: Avoid using design documents from untrusted sources which may attempt to cache or store data in the Javascript environment.

Record
BIT-couchdb-2023-26268
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
couchdb
Bitnami
 before 3.2.3, 3.3.0 up to 3.3.2
3.2.33.3.2
couchdb
Ubuntu:16.04:LTS
 All versions, plus listed versions
1.6.0-0ubuntu7
 None known

History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-26268 is a medium vulnerability (CVSS 4.4) in Apache Couchdb, published May 2, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.43%, the 73rd percentile. Fixed in couchdb 3.2.3.

References

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