How severe is CVE-2018-1000652?

CVE-2018-1000652 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-1000652 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1000652?

CVE-2018-1000652 affects Jabref. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1000652?

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

When was CVE-2018-1000652 published?

CVE-2018-1000652 was published on 2018-08-20 and last updated on 2026-06-17.

CVE-2018-1000652

Q: What is CVE-2018-1000652?

JabRef version <=4.3.1 contains a XML External Entity (XXE) vulnerability in MsBibImporter XML Parser that can result in disclosure of confidential data, denial of service, server side request forgery, port scanning. This attack appear to be exploitable via Specially crafted MsBib file. This vulnerability appears to have been fixed in after commit 89f855d.

CVE-2018-1000652 is a critical-severity vulnerability in Jabref with a CVSS 3.x base score of 10.0. 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-611.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v2: 7.5
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Jabref
Published: 2018-08-20
Last modified: 2026-06-17

Description

JabRef version <=4.3.1 contains a XML External Entity (XXE) vulnerability in MsBibImporter XML Parser that can result in disclosure of confidential data, denial of service, server side request forgery, port scanning. This attack appear to be exploitable via Specially crafted MsBib file. This vulnerability appears to have been fixed in after commit 89f855d.

Frequently asked questions

What is CVE-2018-1000652?: JabRef version <=4.3.1 contains a XML External Entity (XXE) vulnerability in MsBibImporter XML Parser that can result in disclosure of confidential data, denial of service, server side request forgery, port scanning. This attack appear to be exploitable via Specially crafted MsBib file. This vulnerability appears to have been fixed in after commit 89f855d.
How severe is CVE-2018-1000652?: CVE-2018-1000652 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-1000652 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1000652?: CVE-2018-1000652 affects Jabref. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1000652?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-1000652 published?: CVE-2018-1000652 was published on 2018-08-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jabref:jabref:*:*:*:*:*:*:*:*

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