How severe is CVE-2026-0613?

CVE-2026-0613 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-0613 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0613?

CVE-2026-0613 affects Thelibrarian The Librarian. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-0613?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-0613 have an EU (EUVD) identifier?

Yes. CVE-2026-0613 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2942.

When was CVE-2026-0613 published?

CVE-2026-0613 was published on 2026-01-16 and last updated on 2026-06-17.

CVE-2026-0613

CVE-2026-0613 is a high-severity vulnerability in Thelibrarian The Librarian with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-918.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-2942
Weakness: CWE-918
Affected product: Thelibrarian The Librarian
Published: 2026-01-16
Last modified: 2026-06-17

Description

The Librarian contains an internal port scanning vulnerability, facilitated by the `web_fetch` tool, which can be used with SSRF-style behavior to perform GET requests to internal IP addresses and services, enabling scanning of the Hertzner cloud environment that TheLibrarian uses. The vendor has fixed the vulnerability in all affected versions.

Frequently asked questions

What is CVE-2026-0613?: The Librarian contains an internal port scanning vulnerability, facilitated by the `web_fetch` tool, which can be used with SSRF-style behavior to perform GET requests to internal IP addresses and services, enabling scanning of the Hertzner cloud environment that TheLibrarian uses. The vendor has fixed the vulnerability in all affected versions.
How severe is CVE-2026-0613?: CVE-2026-0613 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-0613 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0613?: CVE-2026-0613 affects Thelibrarian The Librarian. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-0613?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-0613 have an EU (EUVD) identifier?: Yes. CVE-2026-0613 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2942.
When was CVE-2026-0613 published?: CVE-2026-0613 was published on 2026-01-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:thelibrarian:the_librarian:-:*:*:*:*:*:*:*

More vulnerabilities in Thelibrarian The Librarian

CVE-2026-0616 — High (CVSS 7.5): TheLibrarians web_fetch tool can be used to retrieve the Adminer interface content, which can then be used to log into…
CVE-2026-0612 — High (CVSS 7.5): The Librarian contains a information leakage vulnerability through the `web_fetch` tool, which can be used to retrieve…
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