DataDog guarddog up to 2.7.0 safe_extract data amplification

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in DataDog guarddog up to 2.7.0. The impacted element is the function safe_extract. Such manipulation leads to data amplification. This vulnerability is uniquely identified as CVE-2026-22870. The attack can be launched remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in DataDog guarddog up to 2.7.0 and classified as problematic. Affected by this issue is the function safe_extract. The manipulation with an unknown input leads to a data amplification vulnerability. Using CWE to declare the problem leads to CWE-409. The product does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output. Impacted is availability. CVE summarizes:

GuardDog is a CLI tool to identify malicious PyPI packages. Prior to 2.7.1, GuardDog's safe_extract() function does not validate decompressed file sizes when extracting ZIP archives (wheels, eggs), allowing attackers to cause denial of service through zip bombs. A malicious package can consume gigabytes of disk space from a few megabytes of compressed data. This vulnerability is fixed in 2.7.1.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-22870 since 01/12/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. 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 T1499.

Upgrading to version 2.7.1 eliminates this vulnerability. Applying the patch c3fb07b4838945f42497e78b7a02bcfb1e63969b is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-2013). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

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: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Data amplification
CWE: CWE-409 / 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: guarddog 2.7.1
Patch: c3fb07b4838945f42497e78b7a02bcfb1e63969b

Timelineinfo

01/12/2026 CVE reserved
01/14/2026 +2 days Advisory disclosed
01/14/2026 +0 days VulDB entry created
01/22/2026 +8 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-ffj4-jq7m-9g6v
Status: Confirmed

CVE: CVE-2026-22870 (🔒)
GCVE (CVE): GCVE-0-2026-22870
GCVE (VulDB): GCVE-100-340952
EUVD: 🔒

Entryinfo

Created: 01/14/2026 08:18
Updated: 01/22/2026 03:38
Changes: 01/14/2026 08:18 (70), 01/14/2026 16:42 (1), 01/22/2026 03:38 (11)
Complete: 🔍
Cache ID: 216::103

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

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