7.5
HIGH CVSS 2.0
CVE-2026-124509
floci-io Floci S3 Destination Configuration DeliveryStreamDescription.java S3Destination.bucketName path traversal
Description

A vulnerability was identified in floci-io Floci up to 2.1.0. The affected element is the function S3Destination.bucketName of the file services/firehose/model/DeliveryStreamDescription.java of the component S3 Destination Configuration Handler. Such manipulation of the argument BucketARN leads to path traversal. The attack can be launched remotely. The exploit is publicly available and might be used. Upgrading to version 2.2.0 is sufficient to fix this issue. The name of the patch is b986b95074ef524019be7af51e1df172e48faa4b. You should upgrade the affected component.

INFO

Published Date :

Nov. 9, 2026, 2:16 a.m.

Last Modified :

Nov. 9, 2026, 2:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-124509 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Floci-io floci
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Upgrade floci-io Floci to version 2.2.0 or later to fix the path traversal vulnerability.
  • Upgrade floci-io Floci to version 2.2.0.
  • Apply the patch b986b95074ef524019be7af51e1df172e48faa4b.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-124509 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-124509 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-124509 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Nov. 09, 2026

    Action Type Old Value New Value
    Added Description A vulnerability was identified in floci-io Floci up to 2.1.0. The affected element is the function S3Destination.bucketName of the file services/firehose/model/DeliveryStreamDescription.java of the component S3 Destination Configuration Handler. Such manipulation of the argument BucketARN leads to path traversal. The attack can be launched remotely. The exploit is publicly available and might be used. Upgrading to version 2.2.0 is sufficient to fix this issue. The name of the patch is b986b95074ef524019be7af51e1df172e48faa4b. You should upgrade the affected component.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CWE CWE-22
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/124xxx/CVE-2026-124509.json">CVE-2026-124509</a>
    Added Reference https://github.com/floci-io/floci/
    Added Reference https://github.com/floci-io/floci/commit/b986b95074ef524019be7af51e1df172e48faa4b
    Added Reference https://github.com/floci-io/floci/issues/4281
    Added Reference https://github.com/floci-io/floci/pull/4289
    Added Reference https://github.com/floci-io/floci/releases/tag/2.2.0
    Added Reference https://vuldb.com/cve/CVE-2026-124509
    Added Reference https://vuldb.com/submit/1035485
    Added Reference https://vuldb.com/vuln/432813
    Added Reference https://vuldb.com/vuln/432813/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.