GHSA-CJ54-HPCC-GJ6H Thumbor has path traversal via post-validation URL decoding bypass in file_loader

The fileloader performs unquote on the file path AFTER the abspath + startswith security check. An attacker can use percent-encoded path traversal sequences %2e%2e for .. that pass the security check as literal directory names, but are then decoded to actual .. traversal sequences. Affected code...

Directory Traversal

Overview thumbor is a thumbor is an open-source photo thumbnail service by globo.com Affected versions of this package are vulnerable to Directory Traversal via the fileloader process. An attacker can access arbitrary files outside the intended directory by supplying specially crafted,...

Thumbor has path traversal via post-validation URL decoding bypass in file_loader

The fileloader performs unquote on the file path AFTER the abspath + startswith security check. An attacker can use percent-encoded path traversal sequences %2e%2e for .. that pass the security check as literal directory names, but are then decoded to actual .. traversal sequences. Affected code...

EUVD-2026-51612

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, fileloader decodes percent-encoded path segments after its root-boundary validation, allowing traversal outside FILELOADERROOTPATH through watermark or frame filter input. This issue is fixed in 7.8.0...

CVE-2026-53502

Thumbor (open-source image thumbnail service by globo.com) is affected by a path traversal in file_loader prior to version 7.8.0. The issue occurs because file_loader decodes percent-encoded path segments after root-boundary validation, allowing traversal outside FILE_LOADER_ROOT_PATH via waterma...

CVE-2026-53502 Thumbor has path traversal via post-validation URL decoding bypass in file_loader

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, fileloader decodes percent-encoded path segments after its root-boundary validation, allowing traversal outside FILELOADERROOTPATH through watermark or frame filter input. This issue is fixed in 7.8.0...

CVE-2026-53502 Thumbor has path traversal via post-validation URL decoding bypass in file_loader

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, fileloader decodes percent-encoded path segments after its root-boundary validation, allowing traversal outside FILELOADERROOTPATH through watermark or frame filter input. This issue is fixed in 7.8.0...

CVE-2026-53502 Thumbor has path traversal via post-validation URL decoding bypass in file_loader

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, fileloader decodes percent-encoded path segments after its root-boundary validation, allowing traversal outside FILELOADERROOTPATH through watermark or frame filter input. This issue is fixed in 7.8.0...

Thumbor treats ALLOWED_SOURCES string patterns as unescaped regex, allowing hostname bypass via wildcard dot

Summary The ALLOWEDSOURCES configuration is meant to restrict which hosts Thumbor's HTTP loader may fetch images from. Plain-string entries in that list the overwhelming majority of real-world and documented configurations are passed directly to re.match without escaping. Because . is a regex...

Chromium: CVE-2026-17664 Insufficient validation of untrusted input in Loader

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

Chromium: CVE-2026-17783 Inappropriate implementation in Loader

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

Chromium: CVE-2026-17661 Use after free in Loader

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

SUSE CVE-2026-17661

Use after free in Loader in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

SUSE CVE-2026-17664

Insufficient validation of untrusted input in Loader in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. Chromium security severity: High...

SUSE CVE-2026-17783

Inappropriate implementation in Loader in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Medium...

PT-2026-66839

Name of the Vulnerable Software and Affected Versions Thumbor versions prior to 7.8.0 Description An issue exists in the file loader where percent-encoded path segments are decoded after the root-boundary validation. This occurs because the unquote function is applied to the file path after the...

KLA91185 Multiple vulnerabilities in Microsoft Browser

Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information, spoof user interface. Below is a complete list of vulnerabilities: 1. A remot...

CVE-2026-17783

An inappropriate implementation flaw was found in the Loader component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=513532735...

CVE-2026-17661

An use after free flaw was found in the Loader component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=497451790...

CVE-2026-17664

An insufficient validation of untrusted input flaw was found in the Loader component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=500554346...