CVE-2025-15221VulnerabilityPublished 30 Dec 2025

CVE-2025-15221: SohuTV CacheCloud · Cross Site Scripting

Affects SohuTV CacheCloudSource CVE Database V5

Not known to be exploited · CVSS 5.1 Medium.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 4.0 base score

5.1Medium

How severe the flaw is on the 0–10 CVSS scale.

EPSS: 0.2% chance of exploitation in 30 days – higher than 14% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Base metrics

Attack Vector: Network
Attack Complexity: Low
Attack Requirements: None
Privileges Required: Low
User Interaction: Passive
Vulnerable system confidentiality: None
Vulnerable system integrity: Low
Vulnerable system availability: None
Subsequent system confidentiality: None
Subsequent system integrity: None
Subsequent system availability: None

Threat metrics

Exploit Maturity: POC

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable system is bound to the network stack and the set of possible attackers extends beyond the other options listed below, up to and including the entire Internet. Such a vulnerability is often termed “remotely exploitable” and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: The attacker must take no measurable action to exploit the vulnerability. The attack requires no target-specific circumvention to exploit the vulnerability. An attacker can expect repeatable success against the vulnerable system.
Attack Requirements: None: The successful attack does not depend on the deployment and execution conditions of the vulnerable system. The attacker can expect to be able to reach the vulnerability and execute the exploit under all or most instances of the vulnerability.
Privileges Required: Low: The attacker requires privileges that provide basic capabilities that are typically limited to settings and resources owned by a single low-privileged user. Alternatively, an attacker with Low privileges has the ability to access only non-sensitive resources.
User Interaction: Passive: Successful exploitation of this vulnerability requires limited interaction by the targeted user with the vulnerable system and the attacker’s payload. These interactions would be considered involuntary and do not require that the user actively subvert protections built into the vulnerable system.
Vulnerable system confidentiality: None: There is no loss of confidentiality within the Vulnerable System.
Vulnerable system integrity: Low: Modification of data is possible, but the attacker does not have control over the consequence of a modification, or the amount of modification is limited. The data modification does not have a direct, serious impact to the Vulnerable System.
Vulnerable system availability: None: There is no impact to availability within the Vulnerable System.
Subsequent system confidentiality: None: There is no loss of confidentiality within the Subsequent System or all confidentiality impact is constrained to the Vulnerable System.
Subsequent system integrity: None: There is no loss of integrity within the Subsequent System or all integrity impact is constrained to the Vulnerable System.
Subsequent system availability: None: There is no impact to availability within the Subsequent System or all availability impact is constrained to the Vulnerable System.
Exploit Maturity: POC: Based on threat intelligence sources each of the following must apply: · Proof-of-concept is publicly available · No knowledge of reported attempts to exploit this vulnerability · No knowledge of publicly available solutions used to simplify attempts to exploit the vulnerability

Definitions: FIRST CVSS v4.0 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 30 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

Affected software

Product	Affected	Fixed in
GitHubsohutv/cachecloud`pkg:github/sohutv/cachecloud`Other threats	Affected =3.0 =3.1 =3.2.0	Fixed in–

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AI-suggested

Given the absence of an official patch, European organizations should implement several targeted mitigations: 1) Employ strict input validation and output encoding on all user-supplied data processed by CacheCloud interfaces, particularly those related to the AppDataMigrateController. 2) Deploy Web Application Firewalls (WAFs) with rules designed to detect and block typical XSS payloads targeting CacheCloud endpoints. 3) Restrict access to CacheCloud management interfaces to trusted internal networks or VPNs to reduce exposure. 4) Conduct regular security assessments and penetration tests focusing on web application components integrating CacheCloud. 5) Educate users about the risks of clicking suspicious links or interacting with untrusted content to mitigate the need for user interaction exploitation. 6) Monitor logs and network traffic for anomalous requests indicative of XSS attempts. 7) Prepare incident response plans to quickly contain and remediate any exploitation attempts. 8) Engage with the vendor or community to track patch releases and apply updates promptly once available. These measures collectively reduce the attack surface and limit the potential impact until a formal patch is issued.

Description

A flaw has been found in SohuTV CacheCloud up to 3.2.0. This vulnerability affects the function index of the file src/main/java/com/sohu/cache/web/controller/AppDataMigrateController.java. This manipulation causes cross site scripting. Remote exploitation of the attack is possible. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Impact

For European organizations, the impact of CVE-2025-15221 can be significant in environments where CacheCloud is deployed, particularly in web-facing applications or internal portals accessible by multiple users. Exploitation could lead to session hijacking, unauthorized access to sensitive information, and potential lateral movement within networks if attackers leverage stolen credentials or session tokens. This could disrupt business operations, damage reputation, and lead to compliance violations under GDPR if personal data is compromised. Industries such as finance, healthcare, and critical infrastructure that rely on CacheCloud for caching services may face increased risk. The medium severity rating indicates moderate risk, but the presence of a public exploit increases the urgency for mitigation. The lack of vendor response and patches means organizations must rely on defensive controls and monitoring to reduce exposure. Additionally, attackers could use this vulnerability as an initial foothold or pivot point in multi-stage attacks targeting European enterprises.

Summary

CVE-2025-15221 is a cross-site scripting vulnerability identified in SohuTV CacheCloud, a distributed cache management system, affecting versions 3.0 through 3.2.0. The vulnerability resides in the index function of the AppDataMigrateController.java source file, where insufficient input sanitization allows attackers to inject arbitrary JavaScript code. This flaw enables remote exploitation without requiring authentication, although user interaction is necessary to trigger the malicious payload. The vulnerability can be exploited by crafting specially crafted requests that manipulate the affected function's parameters, leading to script execution in the context of the victim's browser. Potential consequences include theft of session cookies, credential theft, unauthorized actions on behalf of users, and redirection to malicious sites. The CVSS 4.0 base score is 5.1, reflecting medium severity due to the lack of privilege requirements but the need for user interaction. The vendor has been notified but has not yet issued a patch or response, and no known exploits in the wild have been confirmed, though proof-of-concept code is publicly available. This vulnerability primarily threatens web applications and services that integrate CacheCloud for caching and data migration tasks, especially those exposed to untrusted users or the internet. Without timely remediation, attackers could leverage this flaw to compromise user sessions and potentially escalate attacks within affected environments.

References

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 30 Dec 2025, 22:49 UTC

Technical details

References

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