VDB-341015 · CVE-2025-15056 · EUVD-2026-2033

Slab Quill 2.0.3 HTML Export Feature injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.3	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Slab Quill 2.0.3 and classified as problematic. This issue affects some unknown processing of the component HTML Export Feature. The manipulation leads to injection. This vulnerability is referenced as CVE-2025-15056. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Slab Quill 2.0.3 and classified as problematic. This issue affects an unknown part of the component HTML Export Feature. The manipulation with an unknown input leads to a injection vulnerability. Using CWE to declare the problem leads to CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. Impacted is integrity. The summary by CVE is:

A lack of data validation vulnerability in the HTML export feature in Quill in allows Cross-Site Scripting (XSS). This issue affects Quill: 2.0.3.

The weakness was published by Cristian Vargas. It is possible to read the advisory at fluidattacks.com. The identification of this vulnerability is CVE-2025-15056 since 12/23/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/14/2026). The attack technique deployed by this issue is T1055 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-2033). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Slab

Name

Quill

Version

2.0.3

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/23/2025 CVE reserved
01/14/2026 +22 days Advisory disclosed
01/14/2026 +0 days VulDB entry created
01/14/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: fluidattacks.com
Researcher: Cristian Vargas
Status: Not defined

CVE: CVE-2025-15056 (🔒)
GCVE (CVE): GCVE-0-2025-15056
GCVE (VulDB): GCVE-100-341015
EUVD: 🔒

Entryinfo

Created: 01/14/2026 08:36
Updated: 01/14/2026 14:12
Changes: 01/14/2026 08:36 (66), 01/14/2026 14:12 (1)
Complete: 🔍
Cache ID: 216::103