flyto-core prior 2.26.3 validate_url_ssrf server-side request forgery

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.58+

Summaryinfo

A vulnerability, which was classified as critical, was found in flyto-core. The affected element is the function validate_url_ssrf. Executing a manipulation can lead to server-side request forgery. This vulnerability is handled as CVE-2026-55787. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in flyto-core. It has been declared as critical. This vulnerability affects the function validate_url_ssrf. The manipulation with an unknown input leads to a server-side request forgery vulnerability. The CWE definition for the vulnerability is CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-55787. The exploitation appears to be difficult. The attack can be initiated remotely. There are known technical details, but no exploit is available.

Upgrading to version 2.26.3 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
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: flyto-core 2.26.3

Timelineinfo

07/08/2026 Advisory disclosed
07/08/2026 +0 days VulDB entry created
07/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-55787 (🔒)
GCVE (CVE): GCVE-0-2026-55787
GCVE (VulDB): GCVE-100-376756

Entryinfo

Created: 07/08/2026 03:18
Changes: 07/08/2026 03:18 (50)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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