GHSA-MPMC-QCHH-R9Q8 Altcha Proof-of-Work obfuscation mode cryptanalytic break

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction...

Altcha Proof-of-Work obfuscation mode cryptanalytic break

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction...

EUVD-2025-201806

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction...

Inadequate Encryption Strength

Overview altcha is a Privacy-first CAPTCHA widget, compliant with global regulations GDPR/HIPAA/CCPA/LGDP/DPDPA/PIPL and WCAG accessible. No tracking, self-verifying. Affected versions of this package are vulnerable to Inadequate Encryption Strength in the Proof of Work obfuscation scheme. An...

Inadequate Encryption Strength

Overview org.webjars.npm:altcha is a Privacy-first CAPTCHA widget, compliant with global regulations GDPR/HIPAA/CCPA/LGDP/DPDPA/PIPL and WCAG accessible. No tracking, self-verifying. Affected versions of this package are vulnerable to Inadequate Encryption Strength in the Proof of Work obfuscatio...

CVE-2025-65849

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction. NOTE: this is disputed by the Supplier because the product's objective is "to discourage automated...

CVE-2025-65849

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction. NOTE: this is disputed by the Supplier because the product's objective is "to discourage automated...

Breaking ECDSA with Electromagnetic Side-Channel Attacks: Challenges and Practicality on Modern Smartphones

Smartphones handle sensitive tasks such as messaging and payment and may soon support critical electronic identification through initiatives such as the European Digital Identity EUDI wallet, currently under development. Yet the susceptibility of modern smartphones to physical side-channel analys...

CVE-2025-65849

CVE-2025-65849 concerns Altcha Proof-of-Work obfuscation mode (version 0.8.0 and later). The Red Hat and NVD entries describe a cryptanalytic break that allows remote attackers to recover the Proof-of-Work nonce in constant time via mathematical deduction. The supplier disputes the claim of a cry...

CVE-2025-65849

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction. NOTE: this is disputed by the Supplier because the product's objective is "to discourage automated...

CVE-2025-65849

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction. NOTE: this is disputed by the Supplier because the product's objective is "to discourage automated...

PT-2025-49588

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction...

CVE-2025-12879

The User Generator and Importer plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to and including 1.2.2. This is due to missing nonce validation in the "Import Using CSV File" function. This makes it possible for unauthenticated attackers to elevate user privileges ...

CVE-2025-13684

The ARK Related Posts plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 2.19. This is due to missing or incorrect nonce validation on the arkrpoptionspage function. This makes it possible for unauthenticated attackers to modify the plugin's configuration settings via a...

CVE-2025-12373

The Torod – The smart shipping and delivery portal for e-shops and retailers plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.9. This is due to missing or incorrect nonce validation on the savesettings function. This makes it possible for...

EUVD-2025-201529

The WP Landing Page plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 0.9.3. This is due to missing nonce validation on the 'wplpapiupdatetext' function. This makes it possible for unauthenticated attackers to update arbitrary post meta via a...

CVE-2025-12189

The Bread & Butter: Gate content + Capture leads + Collect first-party data + Nurture with Ai agents plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 7.11.1374. This is due to missing or incorrect nonce validation on the uploadImage function...

CVE-2025-10055

The Time Sheets plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.1.3. This is due to missing or incorrect nonce validation on several endpoints. This makes it possible for unauthenticated attackers to perform a variety of actions via a forge...

CVE-2025-12190

The Image Optimizer by wps.sk plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.2.0. This is due to missing or incorrect nonce validation on the imagopbyajaxoptimizegallery function. This makes it possible for unauthenticated attackers to...

CVE-2025-13621

The dream gallery plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0. This is due to missing or incorrect nonce validation on the 'dreampluginsmain' AJAX action. This makes it possible for unauthenticated attackers to update the plugin's...