CVE-2026-107914

Summary

CVECVE-2026-107914
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-09 06:17:12 UTC
Updated2026-10-09 07:17:18 UTC
DescriptionBackdrop CMS 1.34 before 1.34.5 and 1.35 before 1.35.1 doesn't sufficiently protect configuration exports when delivering a compressed archive. This vulnerability is mitigated by the fact that an export must have been previously requested by someone with the "Synchronize, import, and export configuration" permission. NOTE: CVE-2026-107914 refers to the vulnerability in which config.admin.inc does not ensure that a file_unmanaged_delete operation occurs. Therefore, many archives could persist: config.tar.gz, config_0.tar.gz, config_1.tar.gz, etc. There is a separate config.module issue that could allow remote access by an anonymous user, but only for the one filename config.tar.gz.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

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

Problem Types: CWE-459 | CWE-459 CWE-459 Incomplete Cleanup


VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.8HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
3.1CNACVSS7.8HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Backdropcms Backdrop affected 1.34.0 1.34.5 semver Not specified
CNA Backdropcms Backdrop affected 1.35.0 1.35.1 semver Not specified

References

ReferenceSourceLinkTags
backdropcms.org/security/backdrop-sa-core-2026-006 [email protected] backdropcms.org
github.com/backdrop/backdrop/commit/347c8e558254633205f431ce5c12321a7ae9... [email protected] github.com
github.com/backdrop/backdrop/commit/1ae67061d9d487bb6cb3b8611191354052f3... [email protected] github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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