CVE-2026-124987— mikefarah yq encoder_properties.go Encode escape output

Quick assessment

Affected

mikefarah yq

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 mikefarah 开发的 yq 工具（版本 4.53.3 及以下）中发现了一个安全漏洞。该漏洞影响文件 pkg/yqlib/encoder_properties.go 中的 Encode 函数。攻击者可通过特定操作导致输出内容被转义，从而可能远程发起攻击。目前，修复该问题的拉取请求（Pull Request）正在等待审核与合并。

CVSS 6.3 · Medium Updated Nov 10, 2026

Possible ATT&CK Techniques 2 AI

T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

Vendor	Product	Version Range	Status
mikefarah	yq	`4.53.0`	affected
		`4.53.1`	affected
		`4.53.2`	affected
		`4.53.3`	affected

Get alerts for future matching vulnerabilities Log in to subscribe

Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!

View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title

mikefarah yq encoder_properties.go Encode escape output

Source: CVE Program / CVE List V5

Vulnerability Description

A vulnerability has been found in mikefarah yq up to 4.53.3. This affects the function Encode of the file pkg/yqlib/encoder_properties.go. Such manipulation leads to escaping of output. It is possible to launch the attack remotely. The pull request to fix this issue awaits acceptance.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

对输出编码和转义不恰当

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
mikefarah	yq	4.53.0	`cpe:2.3:a:mikefarah:yq::::::::`

II. Public POCs for CVE-2026-124987

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-124987

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-124987 (1)

CVE-2026-124987 | mikefarah yq up to 4.53.3 encoder_properties.go Encode escape output (Issue 2901) vdb-entry technical-description

Other References for CVE-2026-124987 (6)

https://github.com/mikefarah/yq/pull/2902 issue-tracking patch
https://github.com/mikefarah/yq/ product
https://github.com/mikefarah/yq/issues/2901 issue-tracking
https://vuldb.com/cve/CVE-2026-124987 third-party-advisory
https://vuldb.com/vuln/433161/cti signature permissions-required
https://vuldb.com/submit/1040562 third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-124987

IV. Related Vulnerabilities

Same weakness: CWE-116