Every CVE Search/ Get API key

CVE-2021-22132

Insufficiently Protected Credentials in Elasticsearch

4.8 MediumFix available

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

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
High
Integrity
None
Availability
None

Exploit likelihood

1.22%Up 0.6 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 4.8

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Record
CVE-2021-22132
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
CVSS 2.0
2.1 LowAV:N/AC:H/Au:S/C:P/I:N/A:N
Weakness
CWE-522
Updated
2026-11-02
CVE List No score

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Record
CVE-2021-22132
Weakness
CWE-522
Updated
2026-11-02
EUVDEUVD-2021-0610 No score

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Record
EUVD-2021-0610
Updated
2026-11-03
GitHub AdvisoriesGHSA-5fvx-2jj3-6mff 4.8

Insufficiently Protected Credentials in Elasticsearch

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Record
GHSA-5fvx-2jj3-6mff
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
Weakness
CWE-522
Updated
2026-11-02
OSV 4.8

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Record
CVE-2021-22132
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVGHSA-5fvx-2jj3-6mff 4.8

Insufficiently Protected Credentials in Elasticsearch

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Record
GHSA-5fvx-2jj3-6mff
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
Weakness
CWE-522
Updated
2026-11-02
OSVUBUNTU-CVE-2021-22132 4.8

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Record
UBUNTU-CVE-2021-22132
CVSS 3.1
4.8 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVBIT-elasticsearch-2021-22132 No score

Elasticsearch versions 7.7.0 to 7.10.1 contain an information disclosure flaw in the async search API. Users who execute an async search will improperly store the HTTP headers. An Elasticsearch user with the ability to read the .tasks index could obtain sensitive request headers of other users in the cluster. This issue is fixed in Elasticsearch 7.10.2

Record
BIT-elasticsearch-2021-22132
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
org.elasticsearch:elasticsearch
Maven
 7.7.0 up to 7.10.2
7.10.2
elasticsearch
Bitnami
 7.7.0 up to 7.10.2
7.10.2
org.elasticsearch:elasticsearch
Maven
 7.7.0 up to 7.10.2, plus listed versions
7.10.07.10.17.7.17.8.07.8.1
Show 4 moreShow less
7.9.07.9.17.9.27.9.3
7.10.2
elasticsearch
Ubuntu:16.04:LTS
 All versions, plus listed versions
1.6.2+dfsg-11.7.3+dfsg-11.7.3+dfsg-21.7.3+dfsg-3
 None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2021-22132 is a medium vulnerability (CVSS 4.8) in Elastic Elasticsearch, published January 14, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.22%, the 68th percentile. Fixed in org.elasticsearch:elasticsearch 7.10.2.

References

Pages All vulnerabilities Browse Docs Sources Guide Get API key
MoveEnter Open