CVE-2026-83530

EUVD-2026-75041
A user could provide an expression whose string length is longer than the ParserExpressionSizeLimit() configured on the CEL environment, and a memory allocation would occur proportional to the size of the input before the limit would be checked / enforced.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 3.73%
Affected Products (NVD)
VendorProductVersion
googlecommon_expression_language
𝑥
< 0.29.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
golang-cel-cel-go
forky
0.32.0+ds-5
fixed
sid
0.32.0+ds-5
fixed
golang-github-google-cel-go
forky
0.30.0+ds-1
fixed
sid
0.30.0+ds-1
fixed
trixie
no-dsa
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
golang-github-google-cel-go
jammy
dne
noble
needs-triage
resolute
needs-triage
Azure Linux logo
Azure Linux Releases
Azure Package
Release
cert-manager
Azure Linux 3.0
0:1.12.15-14.azl3
fixed
cloud-provider-kubevirt
Azure Linux 3.0
0:0.5.1-9.azl3
fixed
keda
Azure Linux 3.0
0:2.14.1-21.azl3
fixed
kube-vip-cloud-provider
Azure Linux 3.0
0:0.0.10-10.azl3
fixed
kubernetes
Azure Linux 3.0
0:1.30.10-31.azl3
fixed
prometheus-adapter
Azure Linux 3.0
0:0.12.0-11.azl3
fixed
telegraf
Azure Linux 3.0
0:1.31.0-33.azl3
fixed
Common Weakness Enumeration
References
https://github.com/cel-expr/cel-go/pull/1302