CVE-2021-23055

mediumpriority · track · 26EPSS 0.008 · 55 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.77% (55th) EPSS

CVSS 4 · medium

Is it mine?

7 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

On version 2.x before 2.0.3 and 1.x before 1.12.3, the command line restriction that controls snippet use with NGINX Ingress Controller does not apply to Ingress objects. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04mediumAV:N/AC:L/Au:S/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8 · impact 2.9

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v3.16.5mediumAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-732USCWE-732US

affected products (7)

Products and version ranges known to be affected.

n/a NGINX Ingress Controller≤ 2.x before 2.0.3 and 1.x before 1.12.3enisa_euvdEU
NGINX Inc. NGINX Ingress Controller1.0.0 → 1.12.3fstec_bduRU
NGINX Inc. NGINX Ingress Controller2.0.0 → 2.0.3fstec_bduRU
f5 nginx ingress controller1.0.0 → 1.12.3nvdUScpe:2.3:a:f5:nginx_ingress_controller:*:*:*:*:*:*:*:*
f5 nginx ingress controller2.0.0 → 2.0.3nvdUScpe:2.3:a:f5:nginx_ingress_controller:*:*:*:*:*:*:*:*
Bitnami nginx-ingress-controller1.0.0 → 1.12.3osvUSpkg:bitnami/nginx-ingress-controller
Bitnami nginx-ingress-controller2.0.0 → 2.0.3osvUSpkg:bitnami/nginx-ingress-controller

advisories (1)

Vendor and ecosystem advisories describing this.

BIT-nginx-ingress-controller-2021-230552023-11-06vendor · osvUS
On version 2.x before 2.0.3 and 1.x before 1.12.3, the command line restriction that controls snippet use with NGINX Ingress Controller does not apply to Ingress objects. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd osv NVD CVE.org MITRE

published 2022-04-21modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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