CVE-2026-7260 (GCVE-0-2026-7260)

Vulnerability from cvelistv5 – Published: 2026-07-30 11:22 – Updated: 2026-07-30 12:15
VLAI
Title
Stack overflow in phar with circular symlinks
Summary
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.
Severity
5.4 (Medium)
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:U
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-121 - Stack-based buffer overflow
Assigner
php
References
Impacted products
Vendor Product Version
PHP Group PHP Affected: 8.2.* , < 8.2.33 (semver)
Affected: 8.3.* , < 8.3.33 (semver)
Affected: 8.4.* , < 8.4.24 (semver)
Affected: 8.5.* , < 8.5.9 (semver)
Create a notification for this product.
Credits
Calvin Young - eWalker Consulting (HK) Limited Enoch Chow - Isomorph Cyber Jakub Zelenka - The PHP Foundation
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.