CVE-2026-68583
luci-app-adblock-fast before 1.2.4-4 Stored XSS via file_url.name
Description
luci-app-adblock-fast before 1.2.4-4 contains a stored cross-site scripting vulnerability in the blocklist name field that allows lower-privileged users to inject active HTML. When an administrator views the AdBlock Fast status page, the injected payload executes in the administrator's browser under the LuCI origin.
INFO
Published Date :
Aug. 2, 2026, 1:16 p.m.
Last Modified :
Aug. 2, 2026, 1:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 4.0 | MEDIUM | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update luci-app-adblock-fast to version 1.2.4-4 or later.
- Review and sanitize user input for blocklist names.
- Validate HTML output before rendering.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-68583.
| URL | Resource |
|---|---|
| https://github.com/openwrt/luci/security/advisories/GHSA-q335-4c83-c88h | |
| https://www.vulncheck.com/advisories/luci-app-adblock-fast-before-4-stored-xss-via-file-url-name |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-68583 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-68583
weaknesses.
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-2026-68583 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-68583 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]
Aug. 02, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'openwrt', 'product': 'luci', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '1.2.4-4', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '1.2.4-4', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] Added Description luci-app-adblock-fast before 1.2.4-4 contains a stored cross-site scripting vulnerability in the blocklist name field that allows lower-privileged users to inject active HTML. When an administrator views the AdBlock Fast status page, the injected payload executes in the administrator's browser under the LuCI origin. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/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:L/UI:R/S:C/C:L/I:L/A:N Added CWE CWE-79 Added Reference https://github.com/openwrt/luci/security/advisories/GHSA-q335-4c83-c88h Added Reference https://www.vulncheck.com/advisories/luci-app-adblock-fast-before-4-stored-xss-via-file-url-name