Known vulnerabilities in Squid

Software: Squid
Software CPE: cpe:2.3:a:squid-cache_org:squid:*:*:*:*:*:*:*:*
Website:
Total vulnerabilities: 97
Public exploits: 5
Known exploited (KEV): 0

Breakdown by Severity Chart

Severity distribution of vulnerabilities affecting Squid Squid is affected by 97 known vulnerabilities: 10 high, 67 medium, 20 low Critical High Medium Low

Vulnerabilities (97)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU149503 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')
CVE-2026-61642
CWE-444 Low
No
No
7.6 14.09.2026 SB2026062453
SB20261029105
SB20261029106
and 3 more
#VU149502 - Stack-based buffer overflow
CWE-121 Low
No
No
7.7 14.09.2026 SB2026091430
#VU149501 - Stack-based buffer overflow
CWE-121 Low
No
No
7.7 14.09.2026 SB2026091430
#VU135132 - Out-of-bounds read
CVE-2026-47729
CWE-125 Low
No
No
7.6 24.06.2026 SB2026062448
SB2026062453
SB20260624111
and 5 more
#VU135131 - Heap-based Buffer Overflow
CVE-2026-50012
CWE-122 Low
No
No
7.6 24.06.2026 SB2026062448
SB2026062453
SB20260624111
and 5 more
#VU124612 - Use After Free
CVE-2026-32748
CWE-416 Medium
No
No
7.5 25.03.2026 SB20260325206
SB2026033197
SB2026040350
and 18 more
#VU124611 - Out-of-bounds read
CVE-2026-33515
CWE-125 Medium
No
No
7.5 25.03.2026 SB20260325206
SB2026040350
SB2026040351
and 9 more
#VU124610 - Use After Free
CVE-2026-33526
CWE-416 Medium
No
No
7.5 25.03.2026 SB20260325206
SB2026033197
SB2026040350
and 21 more
#VU117357 - Externally-generated error message containing sensitive information
CVE-2025-62168
CWE-211 Low
Available
No
7.2 17.10.2025 SB2025101757
SB2025101803
SB2025101804
and 27 more
#VU116638 - Stack-based buffer overflow
CVE-2025-59362
CWE-121 Medium
No
No
- 06.10.2025 SB2025100658
SB2025100659
SB2025100666
and 8 more
#VU113717 - Permissions, Privileges, and Access Controls
CVE-2019-12522
CWE-264 Low
No
No
- 06.08.2025 SB2020041542
#VU99355 - Resource Management Errors
CVE-2024-45802
CWE-399 Medium
No
No
6.10 28.10.2024 SB2024062519
SB2024110183
SB20241101108
and 17 more
#VU93235 - Out-of-bounds write
CVE-2024-37894
CWE-787 Medium
No
No
6.10 25.06.2024 SB2024062519
SB2024070286
SB2024070287
and 11 more
#VU87680 - Uncontrolled Recursion
CVE-2024-25111
CWE-674 Medium
No
No
6.8 20.03.2024 SB2024032067
SB2024032078
SB2024032634
and 24 more
#VU86547 - Improper input validation
CVE-2024-25617
CWE-20 Medium
No
No
6.5 15.02.2024 SB2024021536
SB2024030157
SB2024030601
and 20 more
#VU85722 - Expired pointer dereference
CVE-2024-23638
CWE-825 Medium
No
No
6.6 23.01.2024 SB2024012343
SB2024020237
SB2024020238
and 14 more
#VU84442 - Uncontrolled Recursion
CVE-2023-50269
CWE-674 Medium
No
No
6.6 15.12.2023 SB2023121502
SB2023122042
SB2023122043
and 20 more
#VU27669 - Missing Authentication for Critical Function
CVE-2019-12524
CWE-306 Low
No
No
4.8 11.05.2020 SB2020051116
SB2020110501
SB2021072198
and 3 more
#VU27668 - Improper input validation
CVE-2019-12520
CWE-20 Low
No
No
4.8 11.05.2020 SB2020051116
SB2020110501
SB2021072198
and 3 more
#VU42563 - Improper input validation
CVE-2013-4123
CWE-20 Medium
Available
No
3.2.13, 3.3.8 16.09.2013 SB2013060602


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