CVE-2026-18344

The WordPress plugin Wp Responsive Thumbnail Slider is affected by a Reflected Cross-Site Scripting vulnerability via the 'id' parameter in versions up to but excluding 1.1.53 . Root cause: insufficient input sanitization and output escaping in responsive_thumbnail_image_management() echoes $_GET...

CVE-2026-18344 Responsive Thumbnail Slider < 1.1.53 - Reflected Cross-Site Scripting via 'id' Parameter

The Wp Responsive Thumbnail Slider plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'id' parameter in versions up to, and excluding, 1.1.53. This is due to insufficient input sanitization and output escaping in the responsivethumbnailimagemanagement function, which...

CVE-2026-18344: Improper Neutralization of Input During Web Page Generation

The Wp Responsive Thumbnail Slider plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'id' parameter in versions up to, and excluding, 1.1.53. This is due to insufficient input sanitization and output escaping in the responsivethumbnailimagemanagement function, which...

PT-2026-67130

Name of the Vulnerable Software and Affected Versions Wp Responsive Thumbnail Slider versions prior to 1.1.53 Description Reflected Cross-Site Scripting occurs when unauthenticated attackers trick users into clicking a specially crafted link. The issue stems from insufficient input sanitization a...

CVE-2026-53505

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, Thumbor's filters:proportion filter does not enforce an upper bound on and runs in the post-transform phase. An attacker can trigger extremely large resizes CPU/memory exhaustion and cause denial of service. This issu...

CVE-2026-53504

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, the convolution filter regular expression performs exponential backtracking on crafted repeated numeric input, allowing a URL request to exhaust processing time. This issue is fixed in 7.8.0...

CVE-2026-53503

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, Thumbor's filters:convolution, , filter passes the user-controlled value to a C extension thumbor/ext/filters/convolution.c where it is used as a divisor for % and / without validating columns 0. When columns=0, the C...

CVE-2026-53501

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, Thumbor’s HMAC validation can be bypassed due to the use of Python’s .replace when removing the signature from the URL before validation. Since .replace removes all occurrences of the substring, an attacker can insert...

CVE-2026-53500

Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, the ALLOWEDSOURCES configuration passes plain strings to re.match without escaping dots, so a hostname differing at dot positions can match the allowlist. This issue is fixed in 7.8.0...

CVE-2026-55497 Cloudreve: Server crash through image decompression/pixel bomb in thumbnail & avatar decoding (DoS)

Cloudreve is a self-hosted file management and sharing system. Prior to 4.17.0, the built-in thumbnail and avatar image decoders limit compressed file size but do not limit decoded pixel dimensions, allowing an authenticated user to submit a small PNG, JPEG, or GIF that triggers an unbounded...

CVE-2026-55497

Cloudreve is a self-hosted file management and sharing system. Prior to 4.17.0, the built-in thumbnail and avatar image decoders limit compressed file size but do not limit decoded pixel dimensions, allowing an authenticated user to submit a small PNG, JPEG, or GIF that triggers an unbounded...

CVE-2026-55497

Summary (CVE-2026-55497): Cloudreve before 4.17.0 is vulnerable to an unbounded memory allocation during image decoding. The built‑in thumbnail and avatar decoders only cap the compressed file size; they do not limit decoded pixel dimensions for PNG/JPEG/GIF, enabling an authenticated user to sub...

CVE-2026-55497 Cloudreve: Server crash through image decompression/pixel bomb in thumbnail & avatar decoding (DoS)

Cloudreve is a self-hosted file management and sharing system. Prior to 4.17.0, the built-in thumbnail and avatar image decoders limit compressed file size but do not limit decoded pixel dimensions, allowing an authenticated user to submit a small PNG, JPEG, or GIF that triggers an unbounded...

PT-2026-66836

Name of the Vulnerable Software and Affected Versions Thumbor versions prior to 7.8.0 Description The ALLOWED SOURCES configuration, designed to restrict the hosts from which the HTTP loader fetches images, fails to escape dots when processing plain-string entries. These strings are passed direct...

JLSEC-2026-887

A flaw was found in ImageMagick in versions 7.0.11, where an integer overflow in WriteTHUMBNAILImage of coders/thumbnail.c may trigger undefined behavior via a crafted image file that is submitted by an attacker and processed by an application using ImageMagick. The highest threat from this...

CVE-2026-12939

The Newsletters Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'link' attribute of the postthumbnail and newsletterspostthumbnail shortcodes in versions up to and including 4.15. This is due to insufficient input sanitization and output escaping in the postthumbnai...

EUVD-2026-50096

The Newsletters Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'link' attribute of the postthumbnail and newsletterspostthumbnail shortcodes in versions up to and including 4.15. This is due to insufficient input sanitization and output escaping in the postthumbnai...

CVE-2026-12939 Newsletters <= 4.15 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'link' Shortcode Attribute

The Newsletters Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'link' attribute of the postthumbnail and newsletterspostthumbnail shortcodes in versions up to and including 4.15. This is due to insufficient input sanitization and output escaping in the postthumbnai...

CVE-2026-12939

The Newsletters Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'link' attribute of the postthumbnail and newsletterspostthumbnail shortcodes in versions up to and including 4.15. This is due to insufficient input sanitization and output escaping in the postthumbnai...

PT-2026-65678

The Newsletters Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'link' attribute of the post thumbnail and newsletters post thumbnail shortcodes in versions up to and including 4.15. This is due to insufficient input sanitization and output escaping in the post...