PT-2026-8284 · Open5Gs · Open5Gs

Frankylin · CVE-2026-2522 · Published 2026-02-15 · Updated 2026-02-16

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Open5GS versions through 2.7.6

Description A security issue has been identified in Open5GS. The issue involves memory corruption within an unknown function of the file /src/mme/esm-build.c of the MME component. This manipulation can be initiated remotely. The exploit for this issue has been publicly disclosed.

Recommendations Versions prior to 2.7.7 should be updated.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2026-2522

Affected Products

Open5Gs

References · 13

• 🔥 https://github.com/open5gs/open5gs/issues/4283#issue-3807916595 · Exploit
• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2522.json · Exploit
• https://github.com/open5gs/open5gs/issues/4283 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-2522 · Security Note
• https://osv.dev/vulnerability/CVE-2026-2522 · Vendor Advisory
• https://github.com/open5gs/open5gs · Note
• https://twitter.com/CVEnew/status/2023208433839661508 · Twitter Post
• https://twitter.com/CVEarity/status/2023272646096695777 · Twitter Post
• https://t.me/cveNotify/152071 · Telegram Post
• https://t.me/CVEtracker/44777 · Telegram Post
• https://vuldb.com/?submit.738336 · Note
• https://vuldb.com/?ctiid.346110 · Note
• https://vuldb.com/?id.346110 · Note