🛡️ CVE-2026-4873 on Debian 12 (Root.io) — rootio-curl

🟢 CVSS 2.0 — Low ✅ No Known Exploit OSV

2.0

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

CVE-2026-4873 in rootio-curl - Patched by Root

Root has patched CVE-2026-4873 in the rootio-curl package for Root:Debian:12. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2026-4873 as tracked by Debian 12 (Root.io), for the package rootio-curl. The fix is available in version 7.88.1-10+deb12u15.aikido.13; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

Weakness class

ROOT-OS-DEBIAN-12-CVE-2026-4873 is classified as CWE-295: Improper Certificate Validation. A TLS certificate is accepted without proper verification, so a man-in-the-middle can present their own.

Affected software

ROOT-OS-DEBIAN-12-CVE-2026-4873 is recorded against 1 package.

rootio-curl (fixed in 7.88.1-10+deb12u15.aikido.13)

Timeline and source

Published on 9 July 2026 and last revised on 28 July 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

CVE-2026-4873 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Alpine BellSoft Base record Debian Debian 13 (Root.io)Ubuntu

Details

Severity LOW

CVSS Score 2.0

CVSS Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2026-07-09

Updated 2026-08-20

Modified 2026-07-28

Fix URL N/A

Affected Packages

Software	From version	Fixed in
rootio-curl	—	7.88.1-10+deb12u15.aikido.13

References

N/A

🔗 NVD 🔗 Mitre

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