Skip to content
Fencer Vulns
critical 9.8

CVE-2022-22963 kev in the critical feed json

Spring Cloud Function Code Injection with a specially crafted SpEL as a routing expression

published 2022-04-01 4 y ago modified 2026-06-17 4 mo ago also GHSA-6v73-fgf6-w5j7 , EUVD-2022-1654

cvss
9.8
version 3.1, CNA
cisa kev
Exploited
added 2022-08-25
epss
99.9%
EPSS 99.9% chance of exploitation in 30 days, percentile 99.9%
public exploits
2
Metasploit, Exploit-DB, plus a Nuclei check

Summary

In Spring Cloud Function versions 3.1.6, 3.2.2 and older unsupported versions, when using routing functionality it is possible for a user to provide a specially crafted SpEL as a routing-expression that may result in remote code execution and access to local resources.

Patch / fix

cisa required action Apply updates per vendor instructions.

  • maven org.springframework.cloud:spring-cloud-function-context 3.1.7, 3.2.3
  • openshift-serverless-clients serverless 1.0 1.0.1-2.el8

red hat advisories RHSA-2022:1291

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-22963 updated cvss 9.8

spring-cloud-function: Remote code execution by malicious Spring Expression

  • Red Hat OpenShift Serverless 1.0 openshift-serverless-clients 1.0.1-2.el8
    fixed: vendor fix “Affected customers should update immediately as soon as patched software is available. There are no other mitigations available at this time.” RHSA-2022:1291
  • Red Hat OpenShift Serverless 1.21 openshift-serverless-1/client-kn-rhel8 1.0.1-3, openshift-serverless-1/kn-cli-artifacts-rhel8 1.0.1-3
    fixed: vendor fix “Affected customers should update immediately as soon as patched software is available. There are no other mitigations available at this time.” RHSA-2022:1292
  • Red Hat OpenShift Serverless spring-cloud-function spring-cloud-function Red Hat OpenShift Serverless 1.21 openshift-serverless-1/ingress-rhel8-operator 1.21.1-1, openshift-serverless-1/knative-rhel8-operator 1.21.1-1, openshift-serverless-1/serverless-rhel8-operator 1.21.1-1, openshift-serverless-1/serverless-operator-bundle 1.21.1-2
    not affected: vulnerable code not present “Affected customers should update immediately as soon as patched software is available. There are no other mitigations available at this time.”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (Metasploit exploit/multi/http/spring_cloud_function_spel_injection)
  2. Published
  3. Added to CISA KEV
  4. CISA patch deadline
  5. CISA SSVC: exploitation active

Known exploited

Added
4 y ago
Patch by
2022-09-15 (4 y ago)
Ransomware
Not known
Required action
Apply updates per vendor instructions.
Vendor, product
VMware Tanzu, Spring Cloud
CISA name
VMware Tanzu Spring Cloud Function Remote Code Execution Vulnerability

ATT&CK techniques

How it is exploited and what it leads to, in MITRE ATT&CK terms.

  • T1190 Exploit Public-Facing Application exploitation
  • T1059.007 JavaScript primary impact
  • T1505.003 Web Shell secondary impact

kev release 2025-07-28, att&ck v16.1. KEV to ATT&CK mappings by the MITRE Center for Threat-Informed Defense (Mappings Explorer, Apache-2.0). © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. Terms of use

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
yes
Technical impact
total
Assessed
21 mo ago

Exploit prediction

99.94% chance of exploitation in the next 30 days, higher than 99.9% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H

Affected packages

ecosystem package affected fixed in
maven org.springframework.cloud:spring-cloud-function-context
>=3.2.0, <3.2.3
<3.1.7
3.2.3
3.1.7

Affected products

  • n/a Spring Cloud Function

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code
  • CWE-917 Improper Neutralization of Special Elements used in an Expression Language Statement
Technology feeds

References

Sources

Fencer Vulns 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.