curl: curl/libcurl 8.20.0 NOPROXY bypass via uppercase-hex IPv4 aliases leaks off-proxy Basic credentials to the configured proxy

Summary: curl/libcurl 8.20.0 fails to enforce CURLOPTNOPROXY, --noproxy, and NOPROXY consistently for uppercase-hex IPv4 aliases such as 0X7f.1 on glibc-based systems that accept these legacy numeric IPv4 forms. When a canonical IP literal is excluded from proxying, curl sends the canonical form...

SUSE CVE-2026-7836

An incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input...

CVE-2026-7836

A flaw was found in Netatalk. A remote attacker with low privileges could exploit a bug in the hextoint macro related to uppercase characters. This vulnerability could lead to a low impact on data integrity...

CVE-2026-7836

An incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input...

EUVD-2026-31222

An incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input...

CVE-2026-7836

CVE-2026-7836 affects Netatalk 2.0.0–4.4.2. The vulnerability is caused by an incorrect calculation in the hextoint macro due to improper uppercase character handling. This can allow a remote authenticated attacker to cause limited data modification via crafted hexadecimal input. A fix is availab...

CVE-2026-7836 hextoint macro uppercase bug

An incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input...

CVE-2026-7836

An incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input...

PT-2026-42431

Name of the Vulnerable Software and Affected Versions Netatalk versions 2.0.0 through 4.4.2 Description An incorrect calculation in the hextoint macro occurs due to improper handling of uppercase characters. This allows a remote authenticated attacker to cause limited data modification by providi...

Astra Linux - уязвимость в firefox

When String.toUpperCase caused a string to become longer, it was possible for uninitialized memory to be incorporated into the resulting string. This vulnerability was fixed in Firefox 136 and Thunderbird 136...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline process. An attacker can access internal network services and potentially exfiltrate sensitive information by submitting URLs with uppercase schemes that bypass the deny-list...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline process. An attacker can access internal network services and potentially exfiltrate sensitive information by submitting URLs with uppercase schemes that bypass the deny-list...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline process. An attacker can access internal network services and potentially exfiltrate sensitive information by submitting URLs with uppercase schemes that bypass the deny-list...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the FilterDeadline process. An attacker can access internal network services and potentially exfiltrate sensitive information by submitting URLs with uppercase schemes that bypass the deny-list...

WordPress Uppercase theme < 1.2.2 - Local File Inclusion vulnerability

Local File Inclusion vulnerability discovered by João Pedro S Alcântara Kinorth in WordPress Theme Uppercase versions 1.2.2...

CVE-2026-27018

Gotenberg is an API for converting document formats. Prior to version 8.29.0, the fix introduced for CVE-2024-21527 can be bypassed using mixed-case or uppercase URL schemes. This issue has been patched in version 8.29.0...

CVE-2026-27018 Gotenberg: Chromium deny-list bypass via case-insensitive URL scheme

Gotenberg is an API for converting document formats. Prior to version 8.29.0, the fix introduced for CVE-2024-21527 can be bypassed using mixed-case or uppercase URL schemes. This issue has been patched in version 8.29.0...

CVE-2026-32939 DataEase is Vulnerable to H2 JDBC RCE Bypass

DataEase is an open source data visualization analysis tool. Versions 2.10.19 and below have inconsistent Locale handling between the JDBC URL validation logic and the H2 JDBC engine's internal parsing. DataEase uses String.toUpperCase without specifying an explicit Locale, causing its security...

EUVD-2026-2884

iDailyDiary 4.30 contains a denial of service vulnerability that allows attackers to crash the application by overflowing the preferences tab name field. Attackers can paste a 2,000,000 character buffer into the default diary tab name to trigger an application crash...

GHSA-M3C4-PRHW-MRX6 Deno has an incomplete fix for command-injection prevention on Windows — case-insensitive extension bypass

Summary A prior patch aimed to block spawning Windows batch/shell files by returning an error when a spawned path’s extension matched .bat or .cmd. That check performs a case-sensitive comparison against lowercase literals and therefore can be bypassed when the extension uses alternate casing for...