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Critical 9.3Published May 9, 2026

CVE-2026-42601ArchiveBox Vulnerable to RCE via unvalidated per-crawl config overrides in AddView

Updated under an hour ago ()

Does this affect you?

It affects ArchiveBox. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

ArchiveBox is an open source self-hosted web archiving system. In versions 0.8.6rc0 and prior, the /add/ endpoint (AddView in core/views.py) accepts a config JSON field that gets merged into the crawl config without validation. This config is exported as environment variables when archive plugins run, allowing injection of arbitrary tool arguments to achieve RCE. At time of publication, there are no publicly available patches.

CVSS
9.3 CRITICAL (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-88
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Analyzed
Record last updated
May 11, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
ArchiveBox ArchiveBox
archivebox:archivebox (from the name)
through 0.8.6rc0
CNA record
archivebox archivebox
archivebox:archivebox
before 0.8.6; 0.8.6
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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