ua-parser-js redos

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.
6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in ua-parser-js and classified as problematic. This impacts an unknown function. Such manipulation leads to redos. This vulnerability is uniquely identified as CVE-2022-25927. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in ua-parser-js (the affected version is unknown) and classified as problematic. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a redos vulnerability. Using CWE to declare the problem leads to CWE-1333. The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles. Impacted is availability.

The weakness was disclosed 01/24/2023. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2022-25927 since 02/24/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1449.003.

The vulnerability scanner Nessus provides a plugin with the ID 237580 (Tenable Security Center < 6.6.0 Multiple Vulnerabilities (TNS-2025-09)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (237580) and CERT Bund (WID-SEC-2026-0770). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Red Hat Enterprise Linux
  • Atlassian Jira

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Redos
CWE: CWE-1333 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 237580
Nessus Name: Tenable Security Center < 6.6.0 Multiple Vulnerabilities (TNS-2025-09)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

02/24/2022 🔍
01/24/2023 +334 days 🔍
01/24/2023 +0 days 🔍
05/19/2026 +1211 days 🔍

Sourcesinfo

Advisory: a6140a17dd0300a35cfc9cff999545f267889411
Status: Confirmed

CVE: CVE-2022-25927 (🔍)
GCVE (CVE): GCVE-0-2022-25927
GCVE (VulDB): GCVE-100-219272
CERT Bund: WID-SEC-2026-0770 - Atlassian Jira: Mehrere Schwachstellen

Entryinfo

Created: 01/24/2023 23:01
Updated: 05/19/2026 16:06
Changes: 01/24/2023 23:01 (34), 02/19/2023 10:04 (3), 04/01/2025 23:04 (36), 05/30/2025 18:21 (2), 03/18/2026 19:10 (7), 05/19/2026 16:06 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!