jsoup up to 1.14.1 HTML Parser/XML Parser infinite loop

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in jsoup up to 1.14.1 and classified as problematic. This issue affects some unknown processing of the component HTML Parser/XML Parser. Executing a manipulation can lead to infinite loop. This vulnerability appears as CVE-2021-37714. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in jsoup up to 1.14.1. This vulnerability affects an unknown code of the component HTML Parser/XML Parser. The manipulation with an unknown input leads to a infinite loop vulnerability. The CWE definition for the vulnerability is CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. As an impact it is known to affect availability.

The weakness was presented 08/18/2021. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-37714. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 233713 (Amazon Linux 2 : jsoup (ALAS-2025-2813)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.14.2 eliminates this vulnerability. The upgrade is hosted for download at jsoup.org.

The vulnerability is also documented in the vulnerability database at Tenable (233713). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

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

CVSSv2info

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

Exploitinginfo

Class: Infinite loop
CWE: CWE-835 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 233713
Nessus Name: Amazon Linux 2 : jsoup (ALAS-2025-2813)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: jsoup 1.14.2

Timelineinfo

07/29/2021 🔍
08/18/2021 +20 days 🔍
08/18/2021 +0 days 🔍
04/02/2025 +1323 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-37714 (🔍)
GCVE (CVE): GCVE-0-2021-37714
GCVE (VulDB): GCVE-100-181108

Entryinfo

Created: 08/18/2021 21:25
Updated: 04/02/2025 12:00
Changes: 08/18/2021 21:25 (38), 08/21/2021 09:32 (3), 08/21/2021 09:34 (1), 04/02/2025 12:00 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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