CVE-2026-62641

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, the TNEF decoder was subject to denial of service via a crafted compressed-RTF size...

CVE-2026-62641

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, the TNEF decoder was subject to denial of service via a crafted compressed-RTF size...

CVE-2026-62641

CVE-2026-62641 affects Roundcube Webmail, where the TNEF decoder is vulnerable to denial of service when handling a crafted compressed-RTF size. The issue exists in Roundcube Webmail before 1.6.17 and in 1.7.x before 1.7.2. According to the sources, upgrading to Roundcube Webmail 1.6.17 or 1.7.2 ...

CVE-2026-62644: Authentication Bypass by Spoofing

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, the password plugin of the Roundcube Webmail was subject to username spoofing via session data, which could lead to account takeover...

CVE-2026-62643: Server-Side Request Forgery (SSRF)

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts. NOTE: this issue exists because of insufficient fixes for...

CVE-2026-62641: Allocation of Resources Without Limits or Throttling

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, the TNEF decoder was subject to denial of service via a crafted compressed-RTF size...

CVE-2026-62642: Loop with Unreachable Exit Condition

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, an infinite loop was discovered in the TNEF decoder, which may lead to denial of service upon opening an email with a TNEF attachment...

CVE-2026-54433: Improper Neutralization of Input During Web Page Generation

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, there is Stored Cross-Site Scripting XSS via a crafted plain-text email message. The attacker-controlled JavaScript executes within the victim's authenticated session simply by opening or previewing the message zero-click...

CVE-2026-54432: Improper Neutralization of Input During Web Page Generation

Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2 allows Stored Cross-Site Scripting XSS. The issue occurs because the attachment MIME type is not properly escaped on the attachment-validation warning page...

CVE-2025-42009

creationtimestamp| type| source ---|---|--- 2026-07-10 20:15:07+00:00| seen| https://cyber.gc.ca/en/alerts-advisories/vulnerability-impacting-roundcube-webmail-cve-2025-49113...

PT-2026-56922

Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions prior to 1.6.17 Roundcube Webmail versions prior to 1.7.2 Description Stored Cross-Site Scripting XSS occurs via a crafted plain-text email message. This allows attacker-controlled JavaScript to execute within the...

PT-2026-57342

Name of the Vulnerable Software and Affected Versions RoundCube versions prior to 1.7 Description A stored cross-site scripting XSS flaw exists where an unescaped attachment MIME type is displayed on the attachment-validation warning page. An attacker can craft a malicious MIME type string that,...

UNK_MassTraction Exploits Roundcube Flaws Against US, Canadian Universities

China-linked UNKMassTraction targets US and Canadian universities through Roundcube flaws, stealing sessions and opening access to research mail servers...

Suspected China-Aligned Hackers Exploit Roundcube Flaws Against Universities

A suspected China-aligned threat activity cluster has been observed exploiting Roundcube webmail software belonging to physics and engineering departments of U.S. and Canadian universities as part of a new campaign. The activity involves the exploitation of now-patched, critical security flaws in...

FreeBSD : Roundcube -- Multiple vulnerabilities (d5578ba4-7889-11f1-b72c-8447094a420f)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the d5578ba4-7889-11f1-b72c-8447094a420f advisory. The Rouncube project reports: See links for more detail Tenable has extracted the preceding...

PT-2026-58098

Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions prior to 1.6.17 Roundcube Webmail versions 1.7.x prior to 1.7.2 Description The password plugin allows username spoofing through the manipulation of session data, which may enable an attacker to take over user...

PT-2026-58095

Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions prior to 1.6.17 Roundcube Webmail versions 1.7.x prior to 1.7.2 Description The TNEF decoder is subject to a denial of service when processing a crafted compressed-RTF size. TNEF Transport Neutral Encapsulation Forma...

PT-2026-58096

Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions prior to 1.6.17 Roundcube Webmail versions 1.7.x prior to 1.7.2 Description An infinite loop exists in the TNEF decoder, which can cause a denial of service when a user opens an email containing a TNEF attachment. TN...

Roundcube -- Multiple vulnerabilities

The Rouncube project reports: See links for more detail...

PT-2026-58097

Name of the Vulnerable Software and Affected Versions Roundcube affected versions not specified Description A Server-Side Request Forgery SSRF issue exists in the Roundcube webmail application. This allows an attacker to induce the server to make requests to an arbitrary destination...