CVE-2026-7568

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, the metaphone function in ext/standard/metaphone.c uses a signed int variable to track the current position within the input string. If a string longer than 2,147,483,647 bytes is passed, a signed...

CVE-2026-7261

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, when SoapServer is configured with SOAPPERSISTENCESESSION, the handler object is persisted across requests via session storage. However, in the case SOAP requests results in an error, the persistanc...

CVE-2026-6722

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, the SOAP extension's object deduplication mechanism stores pointers to PHP objects in a global map without incrementing their reference counts. When an apache:Map node contains duplicate keys,...

CVE-2026-7258

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, some functions, including urldecode, pass signed char to ctype functions like isxdigit. On the systems with default signed char and optimized table-lookup ctype functions - such as NetBSD - this can...

UBUNTU-CVE-2026-6735

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, 8.5. before 8.5.6, due to improper sanitation of user data, it allows an attacker to compose an URL, which will cause the target to execute arbitrary JavaScript code XSS on the target's machine when the target is viewing...

CVE-2026-7259

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, a mismatch between encoding lists in Oniguruma and mbfl leads to a NULL pointer dereference, resulting in a segmentation fault and denial of service. The vulnerability is exploitable when...

UBUNTU-CVE-2026-7258

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, some functions, including urldecode, pass signed char to ctype functions like isxdigit. On the systems with default signed char and optimized table-lookup ctype functions - such as NetBSD - this can...

UBUNTU-CVE-2026-7261

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, when SoapServer is configured with SOAPPERSISTENCESESSION, the handler object is persisted across requests via session storage. However, in the case SOAP requests results in an error, the persistanc...

CVE-2026-7263

In PHP versions 8.4. before 8.4.21 and 8.5. before 8.5.6, DOMNode::C14N method may process the XML data incorrectly, causing a circular linked list in the data structure representing the XML document. This may cause subsequent processing of the XML document to enter infinite loop, causing denial ...

CVE-2026-7263 DoS attack via DOMNode::C14N()

In PHP versions 8.4. before 8.4.21 and 8.5. before 8.5.6, DOMNode::C14N method may process the XML data incorrectly, causing a circular linked list in the data structure representing the XML document. This may cause subsequent processing of the XML document to enter infinite loop, causing denial ...

CVE-2026-7263

In PHP versions 8.4. before 8.4.21 and 8.5. before 8.5.6, DOMNode::C14N method may process the XML data incorrectly, causing a circular linked list in the data structure representing the XML document. This may cause subsequent processing of the XML document to enter infinite loop, causing denial ...

CVE-2026-7263 DoS attack via DOMNode::C14N()

In PHP versions 8.4. before 8.4.21 and 8.5. before 8.5.6, DOMNode::C14N method may process the XML data incorrectly, causing a circular linked list in the data structure representing the XML document. This may cause subsequent processing of the XML document to enter infinite loop, causing denial ...

CVE-2026-6104 Global buffer over-read in mb_convert_encoding() with attacker-supplied encoding

In PHP versions 8.4. before 8.4.21 and 8.5. before 8.5.6, when an encoding name containing an embedded NUL byte is passed to mbconvertencoding or related mbstring functions, the code incorrectly assumes that when strncasecmp returns 0 it means the strings have the same length. This can lead to...

CVE-2026-6104

CVE-2026-6104 affects PHP 8.4.x before 8.4.21 and 8.5.x before 8.5.6. When an encoding name containing an embedded NUL byte is passed to mb_convert_encoding() or related mbstring functions, code assumes that strncasecmp() returning 0 guarantees equal length, enabling an out-of-bounds read of glob...

CVE-2026-6104

In PHP versions 8.4. before 8.4.21 and 8.5. before 8.5.6, when an encoding name containing an embedded NUL byte is passed to mbconvertencoding or related mbstring functions, the code incorrectly assumes that when strncasecmp returns 0 it means the strings have the same length. This can lead to...

CVE-2026-7258 Out-of-bounds read in urldecode() on NetBSD

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, some functions, including urldecode, pass signed char to ctype functions like isxdigit. On the systems with default signed char and optimized table-lookup ctype functions - such as NetBSD - this can...

CVE-2026-7258

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, some functions, including urldecode, pass signed char to ctype functions like isxdigit. On the systems with default signed char and optimized table-lookup ctype functions - such as NetBSD - this can...

CVE-2026-7258

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, some functions, including urldecode, pass signed char to ctype functions like isxdigit. On the systems with default signed char and optimized table-lookup ctype functions - such as NetBSD - this can...

EUVD-2026-28968

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, some functions, including urldecode, pass signed char to ctype functions like isxdigit. On the systems with default signed char and optimized table-lookup ctype functions - such as NetBSD - this can...

CVE-2026-7258 Out-of-bounds read in urldecode() on NetBSD

In PHP versions 8.2. before 8.2.31, 8.3. before 8.3.31, 8.4. before 8.4.21, and 8.5. before 8.5.6, some functions, including urldecode, pass signed char to ctype functions like isxdigit. On the systems with default signed char and optimized table-lookup ctype functions - such as NetBSD - this can...