Skip to contentSiemens Simatic S7-1500 Cpu vulnerabilities
- haarg http::tiny, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 moreHTTP::Tiny versions before 0.095 for Perl forward credential headers to cross-origin redirect targetsCVE-2026-7017Fix available7.1 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 moresignal: clear JOBCTL_PENDING_MASK for caller in zap_other_threads()CVE-2026-53352Fix available4.7 Medium
- libssh2, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibssh2 - Free of Uninitialized Pointer in publickey List CleanupCVE-2026-58051Fix available8.3 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 moremailbox: add sanity check for channel arrayCVE-2026-53295Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 moreipv6: mcast: Fix use-after-free when processing MLD queriesCVE-2026-53275Fix available8.8 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 morenetfilter: synproxy: add mutex to guard hook reference countingCVE-2026-53269Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 morenetfilter: conntrack_irc: fix possible out-of-bounds readCVE-2026-53268Fix available8.2 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 moreipv4: restrict IPOPT_SSRR and IPOPT_LSRR optionsCVE-2026-53249Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 morexfrm: policy: fix use-after-free on inexact bin in xfrm_policy_bysel_ctx()CVE-2026-53239Fix available7.8 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 moretcp: restrict SO_ATTACH_FILTER to priv usersCVE-2026-53236Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenet: guard timestamp cmsgs to real error queue skbsCVE-2026-53223Fix available7.1 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 morenetfilter: x_tables: avoid leaking percpu counter pointersCVE-2026-53219Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 morenetfilter: nft_exthdr: fix register tracking for F_PRESENT flagCVE-2026-53218Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenetfilter: nft_fib: fix stale stack leak via the OIFNAME registerCVE-2026-53134Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morequota: Fix race of dquot_scan_active() with quota deactivationCVE-2026-53050Fix available7.8 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenexthop: fix IPv6 route referencing IPv4 nexthopCVE-2026-53012Fix available5.5 Medium
- linux, linux kernel, red hat enterprise linux 10 +19 more +21 moreipv6: fix possible UAF in icmpv6_rcv()CVE-2026-53006Fix available9.8 Critical
- linux, linux kernel, red hat enterprise linux 10 +10 more +12 morenetfilter: conntrack: remove sprintf usageCVE-2026-53002Fix available9.8 Critical
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenetfilter: xtables: restrict several matches to inet familyCVE-2026-53001Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenetfilter: nfnetlink_osf: fix out-of-bounds read on option matchingCVE-2026-52999Fix available9.1 Critical
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenetfilter: nfnetlink_osf: fix potential NULL dereference in ttl checkCVE-2026-52998Fix available7.5 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenetfilter: nf_conntrack_sip: don't use simple_strtoulCVE-2026-52986Fix available9.8 Critical
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenetfilter: nft_ct: fix missing expect put in obj evalCVE-2026-52970Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 morefs/fcntl: fix SOFTIRQ-unsafe lock order in fasync signalingCVE-2026-52946Fix available7.5 High
- linux, linux kernel, red hat enterprise linux 10 +10 more +12 morenet: skbuff: fix missing zerocopy reference in pskb_carve helpersCVE-2026-52943Public exploitFix available7.8 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 morenetfilter: nf_log: validate MAC header was set before dumping itCVE-2026-52942Fix available7.1 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 moreio_uring/poll: fix signed comparison in io_poll_get_ownership()CVE-2026-52933Fix available7.8 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 moreipc/shm: serialize orphan cleanup with shm_nattch updatesCVE-2026-52930Fix available5.5 Medium
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +4 more +6 morenetfilter: nf_queue: hold bridge skb->dev while queuedCVE-2026-52912Fix available7.8 High
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 does not consider XML_TOK_DATA_CHARS in doCdataSection and thus lacks...CVE-2026-56412Fix available4.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morexmlwf in libexpat before 2.8.2 has an integer overflow in endDoctypeDecl via NOTATION declarations.CVE-2026-56411Fix available6.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morexmlwf in libexpat before 2.8.2 has an integer overflow in resolveSystemId.CVE-2026-56410Fix available6.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morexmlwf in libexpat before 2.8.2 has an integer overflow for the output filename when -d outputDir...CVE-2026-56409Fix available6.5 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 has an integer overflow in copyString.CVE-2026-56408Fix available6.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and...CVE-2026-56407Fix available6.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 has an integer overflow in XML_ParseBuffer because it lacked a check that...CVE-2026-56406Fix available6.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 has an integer overflow in getAttributeId.CVE-2026-56405Fix available6.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 has an integer overflow in addBinding.CVE-2026-56404Fix available6.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 has an integer overflow in storeAtts.CVE-2026-56403Fix available6.9 Medium
- linux, linux kernel, red hat enterprise linux 10 +10 more +12 morebpf: Free reuseport cBPF prog after RCU grace period.CVE-2026-52910Public exploitFix available7.8 High
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 moreIn libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because...CVE-2026-56132Fix available6.9 Medium
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 lacks handler call depth tracking for calls to XML_ResumeParser from within...CVE-2026-56131Fix available4.9 Medium
- libssh2, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibssh2 - Heap Buffer Over-read via sftp_symlink() in sftp.cCVE-2025-15661Fix available8.3 High
- cato networks socket, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 moreSocket versions before 2.041 for Perl have an out-of-bounds heap readCVE-2026-12087Public exploitFix available9.1 Critical
- linux, linux kernel, red hat enterprise linux 10 +20 more +22 morenet: gro: don't merge zcopy skbsCVE-2026-46323Fix available7.8 High
- python software foundation cpython, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morebz2.BZ2Decompressor reuse after error can cause a stack buffer overflowCVE-2026-9669Fix available8.2 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 moreflow_dissector: do not dissect PPPoE PFC framesCVE-2026-46306Fix available7.5 High
- linux, linux kernel, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0) +5 more +7 moreisofs: validate Rock Ridge CE continuation extent against volume sizeCVE-2026-46303Fix available8.2 High
- libexpat project libexpat, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morelibexpat before 2.8.2 lacks handler call depth tracking for calls to XML_GetBuffer, XML_Parse,...CVE-2026-50219Fix available4.9 Medium
- python software foundation cpython, siemens simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ab0), simatic s7-1500 cpu 1518-4 pn/dp mfp (6es7518-4ax00-1ac0) +3 more +5 morePotential DoS via quadratic complexity in unicodedata.normalize()CVE-2026-3276Fix available6.3 Medium
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