OpenSourcePOS 3.4.1 Phone Number cross site scripting
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.0 | $0-$5k | 0.00 |
Summary
A vulnerability was found in OpenSourcePOS 3.4.1 and classified as problematic. Affected is an unknown function. Executing a manipulation of the argument Phone Number can lead to cross site scripting. This vulnerability is handled as CVE-2025-70091. The attack can be executed remotely. There is not any exploit available.
Details
A vulnerability classified as problematic was found in OpenSourcePOS 3.4.1. This vulnerability affects an unknown code. The manipulation of the argument Phone Number with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:
A cross-site scripting (XSS) vulnerability in the Customers function of OpenSourcePOS v3.4.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Phone Number parameter.
This vulnerability was named CVE-2025-70091 since 01/09/2026. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Once again VulDB remains the best source for vulnerability data.
Product
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.0VulDB Meta Temp Score: 5.0
VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔒
VulDB Reliability: 🔍
ADP CISA Base Score: 6.5
ADP CISA Vector: 🔒
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Cross site scriptingCWE: CWE-79 / CWE-94 / CWE-74
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
01/09/2026 CVE reserved02/13/2026 Advisory disclosed
02/13/2026 VulDB entry created
02/14/2026 VulDB entry last update
Sources
Status: Not definedCVE: CVE-2025-70091 (🔒)
GCVE (CVE): GCVE-0-2025-70091
GCVE (VulDB): GCVE-100-345916
Entry
Created: 02/13/2026 18:22Updated: 02/14/2026 11:40
Changes: 02/13/2026 18:22 (51), 02/14/2026 11:40 (11)
Complete: 🔍
Cache ID: 216::103
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