How severe is CVE-2023-51888?

CVE-2023-51888 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 none, integrity none, and availability high.

Is CVE-2023-51888 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-51888?

CVE-2023-51888 affects Ctan Mathtex. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-51888?

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-2023-51888 have an EU (EUVD) identifier?

Yes. CVE-2023-51888 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56568.

When was CVE-2023-51888 published?

CVE-2023-51888 was published on 2024-01-24 and last updated on 2026-06-17.

CVE-2023-51888

CVE-2023-51888 is a high-severity vulnerability in Ctan Mathtex 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-120.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56568
Weakness: CWE-120
Affected product: Ctan Mathtex
Published: 2024-01-24
Last modified: 2026-06-17

Description

Buffer Overflow vulnerability in the nomath() function in Mathtex v.1.05 and before allows a remote attacker to cause a denial of service via a crafted string in the application URL.

Frequently asked questions

What is CVE-2023-51888?: Buffer Overflow vulnerability in the nomath() function in Mathtex v.1.05 and before allows a remote attacker to cause a denial of service via a crafted string in the application URL.
How severe is CVE-2023-51888?: CVE-2023-51888 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 none, integrity none, and availability high.
Is CVE-2023-51888 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-51888?: CVE-2023-51888 affects Ctan Mathtex. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-51888?: 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-2023-51888 have an EU (EUVD) identifier?: Yes. CVE-2023-51888 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56568.
When was CVE-2023-51888 published?: CVE-2023-51888 was published on 2024-01-24 and last updated on 2026-06-17.

References

https://blog.yulun.ac.cn/posts/2023/fuzzing-mathtex/

Affected products (1)

cpe:2.3:a:ctan:mathtex:*:*:*:*:*:*:*:*

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