Scripta eScriptorium up to 26.04.1 METS/IIIF Import URI mets_uri/iiif_uri server-side request forgery

Summaryinfo

A vulnerability classified as critical has been found in Scripta eScriptorium up to 26.04.1. Affected by this issue is some unknown functionality of the component METS/IIIF Import URI Handler. The manipulation of the argument mets_uri/iiif_uri leads to server-side request forgery. This vulnerability is documented as CVE-2026-18359. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Scripta eScriptorium up to 26.04.1. This issue affects some unknown processing of the component METS/IIIF Import URI Handler. The manipulation of the argument mets_uri/iiif_uri with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Server-side request forgery in the METS and IIIF import URI handling in Scripta eScriptorium through 26.04.1 allows a remote authenticated user to make the server issue arbitrary HTTP requests to internal hosts, including the cloud instance metadata service, via the mets_uri or iiif_uri parameter of POST /api/documents/{pk}/imports/, because the IMPORT_ALLOWED_DOMAINS setting defaults to '*' and no address filtering, redirect cap or timeout is applied

It is possible to read the advisory at gitlab.com. The identification of this vulnerability is CVE-2026-18359 since 07/30/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/06/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Scripta

Name

• eScriptorium

Version

• 26.04.0
• 26.04.1

CPE 2.3info

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CPE 2.2info

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