CVE-2026-110865highCWE-424

CVE-2026-110865: high-severity vulnerability in renovatebot renovate

Renovate before 44.60.1 HTTP Header Allowlist Bypass via Shared Presets

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.1epss 0.2%
Renovate before 44.60.1 contains an allowlist bypass vulnerability that allows repository users to evade the allowedHeaders restriction by placing hostRules headers inside shared presets. Attackers can supply internal or externally sourced presets with unvalidated hostRules[].headers to inject custom HTTP headers into requests Renovate sends to other hosts.
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N
Affected products
mend · mend-renovate-ce helm chartmend · mend-renovate-enterprise-edition helm chartmend · renovate-cemend · renovate-ee-servermend · renovate-ee-workerrenovatebot · renovate
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