F5 BIG-IP Container Ingress Services up to 2.20.1 unnecessary privileges

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in F5 BIG-IP Container Ingress Services up to 2.20.1 and classified as problematic. This vulnerability affects unknown code. This manipulation causes unnecessary privileges. This vulnerability is tracked as CVE-2026-22549. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in F5 BIG-IP Container Ingress Services up to 2.20.1. It has been declared as problematic. Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a unnecessary privileges vulnerability. The CWE definition for the vulnerability is CWE-250. The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses. As an impact it is known to affect confidentiality. The summary by CVE is:

A vulnerability exists in F5 BIG-IP Container Ingress Services that may allow excessive permissions to read cluster secrets.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

It is possible to read the advisory at my.f5.com. This vulnerability is known as CVE-2026-22549 since 01/21/2026. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are required for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/04/2026). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 2.20.2 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 2.7
VulDB Temp Score: 2.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.9
CNA Vector: 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Unnecessary privileges
CWE: CWE-250
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: BIG-IP Container Ingress Services 2.20.2

Timelineinfo

01/21/2026 CVE reserved
02/04/2026 +14 days Advisory disclosed
02/04/2026 +0 days VulDB entry created
02/04/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: f5.com

Advisory: K000157960
Status: Confirmed

CVE: CVE-2026-22549 (🔒)
GCVE (CVE): GCVE-0-2026-22549
GCVE (VulDB): GCVE-100-344347

Entryinfo

Created: 02/04/2026 18:28
Changes: 02/04/2026 18:28 (75)
Complete: 🔍
Cache ID: 216::103

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