Apache InLong: Missing authorization in StreamSource forceDelete

published 2026-08-20 2 mo ago modified 2026-10-18 21 d ago also EUVD-2026-63402

cvss: 8.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 51%
public exploits: 0; none known

Files or Directories Accessible to External Parties vulnerability in Apache InLong. StreamSource performs no authorization check, any authenticated user can logically delete ALL stream sources.

This issue affects Apache InLong: from 2.0.0 before 2.4.0.

Users are advised to upgrade to Apache InLong's 2.4.0 or cherry-pick [1] to solve it.

[1] https://github.com/apache/inlong/pull/12145 .

Patch / fix

fixed in 1

Apache Software Foundation Apache InLong 2.4.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 mo ago (2026-08-24)

Exploit prediction

0.64% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	8.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CNA	3.1	8.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected products

Apache Software Foundation Apache InLong

Classification

Weakness

CWE-552 Files or Directories Accessible to External Parties

References

lists.apache.org /thread/sbqrk88cjv3r9rnqfqgn31ox4711offy
vendor-advisory, mailing-list
openwall.com /lists/oss-security/2026/08/20/14
mailing-list, third-party-advisory

Sources

CVE List CVE-2026-63040
NVD CVE-2026-63040

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary