Vulnerability · Published Sep 29, 2026 · Assigned by VulDB

CVE-2026-102249REBUILD file-editor-save authorization

High 7.3

In plain English

A high-severity missing authorization in REBUILD. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High

Exploit odds (30 days)0.3%top 79.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security flaw has been discovered in REBUILD up to 4.4.11. This vulnerability affects unknown code of the file /commons/file-editor-save. The manipulation of the argument url/fileKey results in missing authorization. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
n/a	REBUILD	4.4.04.4.14.4.24.4.34.4.44.4.54.4.64.4.7

Weakness: CWE-862, CWE-863 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C

References

VDB-411151 | REBUILD file-editor-save authorization vdb-entry, technical-description
VDB-411151 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-102249 | CVE Analysis and Report third-party-advisory
Submit #933733 | REBUILD 4.4.7-release Improper Authorization third-party-advisory
https://github.com/ASantsSec/CVE/issues/26 exploit, issue-tracking