A integer overflow in swoole/swoole-src

published 2026-01-27 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-4763

cvss: 10.0; version 4.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits: 0; none known

Integer Overflow or Wraparound vulnerability in swoole swoole-src (thirdparty/hiredis modules). This vulnerability is associated with program files sds.C.

This issue affects swoole-src: before 6.0.2.

Patch / fix

fixed in 1 links 1

swoole swoole 6.0.2

github.com/swoole/swoole-src#5698 pull request

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 9 mo ago (2026-01-27)

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	10.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:N/AU:Y/R:U/V:C/RE:L/U:Red
CNA	4.0	10.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:C/RE:L/U:Red

Affected products

swoole swoole-src

Classification

Weakness

CWE-190 Integer Overflow or Wraparound

References

github.com /swoole/swoole-src/pull/5698
patch

Sources

CVE List CVE-2026-24814
NVD CVE-2026-24814

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary