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Fencer Vulns
high 8.5

CVE-2026-110867 json

Renovate before 44.60.1 allowedEnv Allowlist Bypass via Shared Preset

published 2026-10-14 25 d ago modified 2026-10-16 23 d ago also EUVD-2026-101750

cvss
8.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 20%
public exploits
0
none known

Summary

Renovate before 44.60.1 contains an allowlist bypass vulnerability that allows repositories to set restricted environment variables by placing env inside a shared preset. Attackers controlling an externally sourced preset can override variables like PATH, LD_PRELOAD, NODE_OPTIONS, or GIT_SSL_CAINFO in child processes on self-hosted instances.

Patch / fix

  • renovatebot renovate 44.60.1
  • mend renovate-ce 15.5.0
  • mend renovate-ee-server 15.5.0
  • mend renovate-ee-worker 15.5.0
  • mend mend-renovate-ce helm chart 15.5.0
  • mend mend-renovate-enterprise-edition helm chart 10.5.0

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-2026-110867 updated cvss 8.5

renovate: Renovate before 44.60.1 allowedEnv Allowlist Bypass via Shared Preset

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
24 d ago

Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/nodemailer/nodemailer/security/advisories/GHSA-4g23-2xm8-66gc referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 9.0 CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CNA 3.1 8.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CNA 4.0 9.0 CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • renovatebot renovate
  • mend renovate-ce
  • mend renovate-ee-server
  • mend renovate-ee-worker
  • mend mend-renovate-ce helm chart
  • mend mend-renovate-enterprise-edition helm chart

Classification

Weakness

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.