How severe is CVE-2023-30451?

CVE-2023-30451 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-30451 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-30451?

CVE-2023-30451 affects Typo3. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-30451?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-30451 published?

CVE-2023-30451 was published on 2023-12-25 and last updated on 2026-06-17.

CVE-2023-30451

CVE-2023-30451 is a medium-severity vulnerability in Typo3 with a CVSS 3.x base score of 4.9. 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Typo3
Published: 2023-12-25
Last modified: 2026-06-17

Description

In TYPO3 11.5.24, the filelist component allows attackers (who have access to the administrator panel) to read arbitrary files via directory traversal in the baseuri field, as demonstrated by POST /typo3/record/edit with ../../../ in data[sys_file_storage]*[data][sDEF][lDEF][basePath][vDEF].

Frequently asked questions

What is CVE-2023-30451?: In TYPO3 11.5.24, the filelist component allows attackers (who have access to the administrator panel) to read arbitrary files via directory traversal in the baseuri field, as demonstrated by POST /typo3/record/edit with ../../../ in data[sys_file_storage]*[data][sDEF][lDEF][basePath][vDEF].
How severe is CVE-2023-30451?: CVE-2023-30451 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-30451 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-30451?: CVE-2023-30451 affects Typo3. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-30451?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-30451 published?: CVE-2023-30451 was published on 2023-12-25 and last updated on 2026-06-17.

References

http://packetstormsecurity.com/files/176274/TYPO3-11.5.24-Path-Traversal.html

Affected products (1)

cpe:2.3:a:typo3:typo3:11.5.24:*:*:*:*:*:*:*

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