CVE-2021-4251 | BDVDB-2026-190933 Detail

Description#

A vulnerability classified as problematic was found in as. This vulnerability affects the function getFullURL of the file include.cdn.php. The manipulation leads to cross site scripting. The attack can be initiated remotely. The name of the patch is 4acad1e3d2c34c017473ceea442fb3e3e078b2bd. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216208.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact none. Attack vector: network.

Weaknesses#

CWE-707 Improper Neutralization -> CWE-74 Injection -> CWE-79 Cross Site Scripting

References#

Exploit#

No public exploit known

History#

Version 12022-12-18Record published in the CVE List.
Version 22025-04-15Most recent update recorded in the CVE List.

Published

Published: 2022-12-18
Last modified: 2025-04-15

Vendor information

Vendor: Not stated
Product: as

Score

3.5 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 36.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

3.5 Low

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity	Low
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).