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September 2026 CVE archive

Records last modified in NIST NVD between Sep 1 and Sep 30, 2026 (UTC). Data imported from the NVD CVE API 2.0 and the CISA KEV catalog; each record shows its own source and verification time. The modified view only includes records that were CRITICAL or CISA-KEV-listed when imported — it is not a complete list of every modification.

Published in September 2026Materially updated (Critical / KEV)
Total records
11,291
Critical
1,223
High
4,345
Medium
4,103
Low
460
Severity not reported
1,160
In CISA KEV
59

Most affected vendors (by CPE data where available): microsoft (945), google (608), oracle (274), apple (244), adobe (197), dell (138), ibm (104), arubanetworks (101), mongodb (64), apache (56)

CVESeverityCVSSKEVVendor / productPublishedModified
CVE-2026-17631
IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacke...
medium 6.5 —Langflow / langflow 2026-09-042026-09-09
CVE-2026-19649
IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0....
medium 5.5 —Ibm / app connect enterprise 2026-09-042026-09-09
CVE-2026-16180
IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0....
medium 5.7 —Ibm / app connect enterprise 2026-09-042026-09-09
CVE-2026-17274
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypa...
medium 5.4 —Ibm / i 2026-09-042026-09-09
CVE-2026-86256
wger before 2.6 (affected versions <= 2.5.0) contains an open redirect vulnerabi...
medium 5.4 —— 2026-09-062026-09-09
CVE-2026-86251
h3 versions before 1.15.9 contain a path traversal vulnerability in the serveSta...
medium 5.9 —— 2026-09-062026-09-09
CVE-2026-86170
A weakness has been identified in DefaultFuction CRM 1.0.0.
medium 6.3 —— 2026-09-062026-09-09
CVE-2026-17440
IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0....
medium 5.5 —Ibm / app connect enterprise 2026-09-042026-09-09
CVE-2026-79904
Photoshop Mobile is affected by an Improper Limitation of a Pathname to a Restri...
medium 5.0 —Adobe / photoshop mobile 2026-09-082026-09-09
CVE-2026-86735
snipe-it versions before 8.7.0 contain a server-side request forgery vulnerabili...
medium 5.0 —Snipeitapp / snipe-it 2026-09-082026-09-09
CVE-2026-77847
Tycon Systems TPDIN-Monitor-WEB3 versions 2.2.9 and prior are vulnerable to a us...
medium 6.5 —— 2026-09-042026-09-09
CVE-2026-83534
PostgreSQL Anonymizer contains a vulnerability in the anon.anonymize_database_pa...
medium 6.4 —— 2026-09-062026-09-09
CVE-2026-19634
PostgreSQL Anonymizer contains a SQL injection vulnerability in two import funct...
medium 6.4 —— 2026-09-062026-09-09
CVE-2026-20504
In Modem, there is a possible system crash due to a missing bounds check.
medium 5.3 —Mediatek / mt2735 firmware 2026-09-072026-09-09
CVE-2026-20503
In Modem, there is a possible system crash due to a missing bounds check.
medium 5.3 —Mediatek / mt2716 firmware 2026-09-072026-09-09
CVE-2026-20500
In Modem, there is a possible system crash due to improper input validation.
medium 5.5 —Mediatek / mt2716 firmware 2026-09-072026-09-09
CVE-2026-19299
IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacke...
medium 6.5 —Langflow / langflow 2026-09-042026-09-08
CVE-2026-19301
IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacke...
medium 6.5 —Langflow / langflow 2026-09-042026-09-08
CVE-2026-19302
IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacke...
medium 6.5 —Langflow / langflow 2026-09-042026-09-08
CVE-2026-8447
IBM Langflow OSS 1.0.0 through 1.11.2 suffer from a stored cross-site scripting...
medium 6.1 —Langflow / langflow 2026-09-042026-09-08
CVE-2026-9186
IBM Langflow OSS 1.0.0 through 1.11.2 allows remote authenticated attackers to b...
medium 6.5 —Langflow / langflow 2026-09-042026-09-08
CVE-2026-18567
IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a local attacker to obtain in...
medium 4.7 —Ibm / db2 mirror for i 2026-09-042026-09-08
CVE-2026-18858
IBM i 7.6, and 7.5 could allow a local authenticated attacker to obtain informat...
medium 5.5 —Ibm / i 2026-09-042026-09-08
CVE-2026-18887
IBM i 7.6, 7.5, 7.4, and 7.3 could allow an authenticated attacker to obtain sen...
medium 6.5 —Ibm / i 2026-09-042026-09-08
CVE-2026-53756
Emlog is an open source website building system.
medium 4.9 —— 2026-09-042026-09-08
CVE-2026-55513
nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN.
medium 5.4 —— 2026-09-042026-09-08
CVE-2026-52763
YesWiki is a wiki system written in PHP.
medium 6.5 —— 2026-09-052026-09-08
CVE-2026-52773
YesWiki is a wiki system written in PHP.
medium 6.1 —— 2026-09-052026-09-08
CVE-2026-52774
YesWiki is a wiki system written in PHP.
medium 6.1 —— 2026-09-052026-09-08
CVE-2026-78522
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to d...
medium 6.5 —Microsoft / 365 apps 2026-09-082026-09-08
CVE-2026-80079
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to d...
medium 6.5 —Microsoft / 365 apps 2026-09-082026-09-08
CVE-2026-83949
Buffer over-read in Microsoft Office Word allows an unauthorized attacker to dis...
medium 5.5 —Microsoft / 365 apps 2026-09-082026-09-08
CVE-2026-83951
Buffer over-read in Microsoft Office Word allows an unauthorized attacker to dis...
medium 5.5 —Microsoft / 365 apps 2026-09-082026-09-08
CVE-2026-84191
LibreNMS before 26.5.0 contains stored cross-site scripting vulnerabilities in V...
medium 6.1 —— 2026-09-012026-09-08
CVE-2026-84204
GROWI contains an access control vulnerability in the GET /_api/v3/attachment/:i...
medium 6.5 —— 2026-09-012026-09-08
CVE-2026-84205
GROWI contains an access control vulnerability in the GET /_api/v3/revisions/:id...
medium 6.5 —— 2026-09-012026-09-08
CVE-2026-84207
Heym before 0.0.98 fails to apply SSRF egress guards to WebSocket Send and WebSo...
medium 5.4 —— 2026-09-012026-09-08
CVE-2026-73524
Cypht before 2.12.2 contains a cross-site scripting vulnerability in the contact...
medium 6.1 —— 2026-09-012026-09-08
CVE-2026-84477
AVideo Live_schedule::setTitle() and setDescription() store POST input without s...
medium 5.4 —— 2026-09-012026-09-08
CVE-2026-84483
WWBN AVideo through commit 9c39d8c8 contains an incomplete authentication bypass...
medium 5.3 —— 2026-09-012026-09-08

Sources: NIST NVD (CVE API 2.0) and the CISA KEV catalog. Severity is as stated by the source; missing values are shown as “not reported”, never estimated.