How severe is CVE-2024-49763?

CVE-2024-49763 has a CVSS 4.0 base score of 8.7, rated high severity.

Is CVE-2024-49763 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-49763?

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-2024-49763 have an EU (EUVD) identifier?

Yes. CVE-2024-49763 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43833.

When was CVE-2024-49763 published?

CVE-2024-49763 was published on 2024-12-02 and last updated on 2026-06-17.

CVE-2024-49763

CVE-2024-49763 is a high-severity vulnerability with a CVSS 4.0 base score of 8.7. 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-942.

Key facts

Severity: High (CVSS 4.0 base score 8.7)
EPSS exploit prediction: 1% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-43833
Weakness: CWE-942
Published: 2024-12-02
Last modified: 2026-06-17

Description

PlexRipper is a cross-platform media downloader for Plex. PlexRipper’s open CORS policy allows attackers to gain sensitive information from PlexRipper by getting the user to access the attacker’s domain. This allows an attacking website to access the /api/PlexAccount endpoint and steal the user’s Plex login. This vulnerability is fixed in 0.24.0.

Frequently asked questions

What is CVE-2024-49763?: PlexRipper is a cross-platform media downloader for Plex. PlexRipper’s open CORS policy allows attackers to gain sensitive information from PlexRipper by getting the user to access the attacker’s domain. This allows an attacking website to access the /api/PlexAccount endpoint and steal the user’s Plex login. This vulnerability is fixed in 0.24.0.
How severe is CVE-2024-49763?: CVE-2024-49763 has a CVSS 4.0 base score of 8.7, rated high severity.
Is CVE-2024-49763 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-49763?: 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-2024-49763 have an EU (EUVD) identifier?: Yes. CVE-2024-49763 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43833.
When was CVE-2024-49763 published?: CVE-2024-49763 was published on 2024-12-02 and last updated on 2026-06-17.

References

Other CWE-942 vulnerabilities

CVE-2022-26969 — Critical (CVSS 9.8): In Directus before 9.7.0, the default settings of CORS_ORIGIN and CORS_ENABLED are true.
CVE-2022-31736 — Critical (CVSS 9.8): A malicious website could have learned the size of a cross-origin resource that supported Range requests. This…
CVE-2026-34449 — Critical (CVSS 9.6): SiYuan is a personal knowledge management system. Prior to version 3.6.2, a malicious website can achieve Remote Code…
CVE-2026-30924 — Critical (CVSS 9.6): qui is a web interface for managing qBittorrent instances. Versions 1.14.1 and below use a permissive CORS policy that…
CVE-2026-9739 — Critical (CVSS 9.4): Vulnerable to DNS rebinding attacks when using SSE (http://b/499408790). During the beta phase, we implemented…
CVE-2026-8948 — Critical (CVSS 9.1): Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird…

Browse all CWE-942 vulnerabilities →