How severe is CVE-2026-7260?

CVE-2026-7260 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-7260 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-7260?

CVE-2026-7260 affects Php. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-7260?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-7260 published?

CVE-2026-7260 was published on 2026-07-30 and last updated on 2026-08-05.

CVE-2026-7260

CVE-2026-7260 is a medium-severity vulnerability in Php with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-121.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v4: 5.4
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-121
Affected product: Php
Published: 2026-07-30
Last modified: 2026-08-05

Description

Circular symbolic links in phar archives could lead to unbounded recursion, exhausting the C stack and crashing the PHP process, in PHP versions from 8.2.* before 8.2.33, from 8.3.* before 8.3.33, from 8.4.* before 8.4.24, and from 8.5.* before 8.5.9.

Frequently asked questions

What is CVE-2026-7260?: Circular symbolic links in phar archives could lead to unbounded recursion, exhausting the C stack and crashing the PHP process, in PHP versions from 8.2.* before 8.2.33, from 8.3.* before 8.3.33, from 8.4.* before 8.4.24, and from 8.5.* before 8.5.9.
How severe is CVE-2026-7260?: CVE-2026-7260 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-7260 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-7260?: CVE-2026-7260 affects Php. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-7260?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-7260 published?: CVE-2026-7260 was published on 2026-07-30 and last updated on 2026-08-05.

References

https://github.com/php/php-src/security/advisories/GHSA-vc5h-9ppw-p5f3

Affected products (1)

cpe:2.3:a:php:php:*:*:*:*:*:*:*:*

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CVE-2026-12846 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-12485 — Critical (CVSS 10.0): GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and…
CVE-2026-37541 — Critical (CVSS 10.0): Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_gvret.cpp, the length…
CVE-2026-42996 — Critical (CVSS 10.0): JS8Call through 2.3.1 and JS8Call-improved before 3.0 have a stack-based buffer overflow via a radio transmission of…

Browse all CWE-121 (Stack-based Buffer Overflow) vulnerabilities →

Threat intelligence

Threat-intel indicators referencing this CVE:

142.93.181.206 (ipv4-addr)
39.105.204.188 (ipv4-addr)
83.59.212.143 (ipv4-addr)
187.34.226.180 (ipv4-addr)
109.122.252.86 (ipv4-addr)
73.94.248.204 (ipv4-addr)
31.216.62.126 (ipv4-addr)
185.7.172.105 (ipv4-addr)