Cyber Resilience

CVE-2025-52880

Medium

Published: 24 June 2025

Published
24 June 2025
Modified
15 April 2026
KEV Added
Patch
CVSS Score v3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:N
EPSS Score 0.0014 33.2th percentile
Risk Priority 8 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-52880 is a medium-severity Improper Control of Interaction Frequency (CWE-799) vulnerability. Its CVSS base score is 4.2 (Medium).

Operationally, ranked at the 33.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Komga is a media server for comics, mangas, BDs, magazines and eBooks. A Cross-Site Scripting (XSS) vulnerability has been discovered in versions 1.8.0 through 1.21.3 when serving EPUB resources, either directly from the API, or when reading using the epub…

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reader. The vulnerability lets an attacker perform actions on the victim's behalf. When targeting an admin user, this can be combined with controlling a server-side command to achieve arbitrary code execution. For this vulnerability to be exploited, a malicious EPUB file has to be present in a Komga library, and subsequently accessed in the Epub reader by an admin user. Version 1.22.0 contains a patch for the issue.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-799

The control requires defining frequency, timing, and approval for security interactions, directly addressing uncontrolled interaction rates.

addresses: CWE-799

Allocation policies inherently restrict interaction frequency, reducing the impact of excessive requests.

addresses: CWE-799

Spam protection explicitly controls interaction frequency by detecting and acting on bulk unsolicited messages from external sources.

References