How severe is CVE-2023-30949?

CVE-2023-30949 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-30949 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-30949?

CVE-2023-30949 affects Palantir Slate. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-30949?

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

When was CVE-2023-30949 published?

CVE-2023-30949 was published on 2023-07-26 and last updated on 2026-06-17.

CVE-2023-30949

CVE-2023-30949 is a medium-severity vulnerability in Palantir Slate with a CVSS 3.x base score of 4.3. 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-346.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-346
Affected product: Palantir Slate
Published: 2023-07-26
Last modified: 2026-06-17

Description

A missing origin validation in Slate sandbox could be exploited by a malicious user to modify the page's content, which could lead to phishing attacks.

Frequently asked questions

What is CVE-2023-30949?: A missing origin validation in Slate sandbox could be exploited by a malicious user to modify the page's content, which could lead to phishing attacks.
How severe is CVE-2023-30949?: CVE-2023-30949 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-30949 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-30949?: CVE-2023-30949 affects Palantir Slate. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-30949?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-30949 published?: CVE-2023-30949 was published on 2023-07-26 and last updated on 2026-06-17.

References

https://palantir.safebase.us/?tcuUid=bbc1772c-e10a-45cc-b89f-48cc1a8b2cfc

Affected products (1)

cpe:2.3:a:palantir:slate:*:*:*:*:*:*:*:*

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