CVE-2025-7339

on-headers vulnerable to http response header manipulation

CVE-2025-7339 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2025-7339, released July 17, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

3.4

Low

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0021

10th percentile

on-headers: incorrect array handling may lead to HTTP response header manipulation (bsc#1246678).

Where it's fixed

Product	Fixed in	Fix	Released
Linux
agama-web-ui · opensuse-leap 16.0	17+612.d8bf69336-160000.11.1	OPENSUSE-SU-2026:20919-1	Jun 8, 2026
node-on-headers · Debian 13.5 (trixie)	1.0.2-4	DEBIAN-CVE-2025-7339	Jul 17, 2025
node-on-headers · Debian 14	1.0.2-4	DEBIAN-CVE-2025-7339	Jul 17, 2025

Details

Published
July 17, 2025
Weakness
Improper Handling of Unexpected Data Type
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-7339

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