CVE-2022-28131 | Stack exhaustion from deeply nested XML documents in encoding/xml

Uncontrolled recursion in Decoder.Skip in encoding/xml before Go 1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack exhaustion via a deeply nested XML document.

Published: 2022-08-10 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-28131 is rated Moderate Risk (58.7/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.88%). EPSS rose +1.86% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2022-28131

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.01% 1.88% +1.86%
2 2025-11-21 0.61% 0.01% -0.60%
3 2025-11-18 — 0.61% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-28131

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2022-28131

OS Trackers for CVE-2022-28131

vendor priority summary link
alpine high CVE-2022-28131: 1 source package rows (go); 55 state rows across 7 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 7, open 48. https://security.alpinelinux.org/vuln/CVE-2022-28131
debian not yet assigned CVE-2022-28131 not yet assigned priority: Debian including 1 source packages (golang-1.15), 1 status rows across 1 suites (bullseye): open 1. https://security-tracker.debian.org/tracker/CVE-2022-28131
gentoo high CVE-2022-28131: 1 GLSA(s) (202208-02), 1 atom(s) (dev-lang/go); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2022-28131
redhat medium — https://access.redhat.com/security/cve/CVE-2022-28131
suse medium CVE-2022-28131 severity moderate: SUSE including 73 source package names (1.17-12.32:go1.17-1.17.13-150000.1.42.1, 1.18:go1.18-1.18.5-150000.1.25.1, …), 178 product×package rows across 28 product lines (Container bci/golang, SUSE Enterprise Storage 7, … (28 product lines)): Fixed 172, Known Not Affected 6. https://www.suse.com/security/cve/CVE-2022-28131/
ubuntu medium CVE-2022-28131 medium priority: Ubuntu including 3 source packages (golang-1.13, golang-1.16, golang-1.18), 24 status rows across 9 suites (bionic, focal, jammy, kinetic, lunar, mantic, trusty, upstream, xenial): DNE 9, released 9, ignored 3, needs-triage 3. https://ubuntu.com/security/CVE-2022-28131

Affected software / configurations for CVE-2022-28131

Vendor Product Version Raw CPE
golang go < 1.17.12 cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
golang go >= 1.18.0, < 1.18.4 cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
fedoraproject fedora 35 cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
netapp cloud_insights_telegraf — cpe:2.3:a:netapp:cloud_insights_telegraf:-:*:*:*:*:*:*:*

References for CVE-2022-28131

cvelogic Threat Intelligence