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THREATINT
PUBLISHED

CVE-2025-8129

KoaJS Koa HTTP Header response.js back redirect



Description

EN DE

A vulnerability, which was classified as problematic, was found in KoaJS Koa up to 3.0.0. Affected is the function back in the library lib/response.js of the component HTTP Header Handler. The manipulation of the argument Referrer leads to open redirect. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Es wurde eine Schwachstelle in KoaJS Koa bis 3.0.0 gefunden. Sie wurde als problematisch eingestuft. Betroffen hiervon ist die Funktion back in der Bibliothek lib/response.js der Komponente HTTP Header Handler. Durch Beeinflussen des Arguments Referrer mit unbekannten Daten kann eine open redirect-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff über das Netzwerk. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-07-24 | Published 2025-07-25 | Updated 2025-07-25 | Assigner VulDB


MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
LOW: 3.5CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
LOW: 3.5CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
4.0AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR

Problem types

Open Redirect

Product status

3.0
affected

Timeline

2025-07-24:Advisory disclosed
2025-07-24:VulDB entry created
2025-07-24:VulDB entry last update

Credits

ZAST.AI (VulDB User) reporter

References

vuldb.com/?id.317514 (VDB-317514 | KoaJS Koa HTTP Header response.js back redirect) vdb-entry technical-description

vuldb.com/?ctiid.317514 (VDB-317514 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.619741 (Submit #619741 | KoaJS Koa <=3.0.0 commit cb22d8dc Open Redirect) third-party-advisory

github.com/koajs/koa/issues/1892 issue-tracking

github.com/koajs/koa/issues/1892 exploit issue-tracking

cve.org (CVE-2025-8129)

nvd.nist.gov (CVE-2025-8129)

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