🛡️ USN-8458-1 — nginx

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

nginx vulnerabilities

It was discovered that nginx incorrectly handled large headers when

proxying HTTP/2 traffic. A remote attacker could use this issue to cause

nginx to crash, resulting in a denial of service, or possibly execute

arbitrary code. The default compiler options for affected releases should

reduce the vulnerability to a denial of service. (CVE-2026-42055)

It was discovered that nginx incorrectly handled character set conversion

under certain circumstances. A remote attacker could possibly use this

issue to obtain sensitive information or cause nginx to crash, resulting in

a denial of service. (CVE-2026-48142)

Affected software

USN-8458-1 is recorded against 1 package.

  • nginx (fixed in 1.28.3-2ubuntu1.6)

Timeline and source

Published on 22 June 2026 and last revised on 30 June 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

ubuntu.com (Advisory)
ubuntu.com (Report)
ubuntu.com (Report)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-06-22
Updated 2026-08-12
Modified 2026-06-30
Fix URL N/A

Affected Packages

Software From version Fixed in
nginx — 1.28.3-2ubuntu1.6

Free Vulnerability Check

Is your site affected by USN-8458-1?

BotEraser helps you identify potentially vulnerable plugins and themes by checking your installation against USN-8458-1 and other known CVE records.

Scan My Site Free →

No credit card required  ·  Results in minutes

ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.