Here are the updates installed on my good W7 install. Not sure if they are all security related, though.
Hotfix(s): 187 Hotfix(s) Installed.
[01]: KB2849697
[02]: KB2849696
[03]: KB2841134
[04]: KB2670838
[05]: KB971033
[06]: KB2479943
[07]: KB2491683
[08]: KB2506014
[09]: KB2506212
[10]: KB2532531
[11]: KB2533552
[12]: KB2533623
[13]: KB2534111
[14]: KB2552343
[15]: KB2560656
[16]: KB2564958
[17]: KB2579686
[18]: KB2585542
[19]: KB2604115
[20]: KB2620704
[21]: KB2621440
[22]: KB2631813
[23]: KB2639308
[24]: KB2653956
[25]: KB2654428
[26]: KB2656356
[27]: KB2667402
[28]: KB2685939
[29]: KB2690533
[30]: KB2698365
[31]: KB2705219
[32]: KB2727528
[33]: KB2729094
[34]: KB2729452
[35]: KB2731771
[36]: KB2736422
[37]: KB2742599
[38]: KB2758857
[39]: KB2770660
[40]: KB2786081
[41]: KB2789645
[42]: KB2807986
[43]: KB2813430
[44]: KB2834140
[45]: KB2840631
[46]: KB2847927
[47]: KB2861698
[48]: KB2862330
[49]: KB2864202
[50]: KB2868038
[51]: KB2871997
[52]: KB2882822
[53]: KB2884256
[54]: KB2888049
[55]: KB2893294
[56]: KB2894844
[57]: KB2900986
[58]: KB2911501
[59]: KB2912390
[60]: KB2931356
[61]: KB2937610
[62]: KB2943357
[63]: KB2968294
[64]: KB2972100
[65]: KB2972211
[66]: KB2973112
[67]: KB2973201
[68]: KB2977292
[69]: KB2978742
[70]: KB2984972
[71]: KB2991963
[72]: KB3005607
[73]: KB3010788
[74]: KB3011780
[75]: KB3018238
[76]: KB3019978
[77]: KB3021674
[78]: KB3023215
[79]: KB3030377
[80]: KB3032655
[81]: KB3033929
[82]: KB3035126
[83]: KB3037574
[84]: KB3045685
[85]: KB3046017
[86]: KB3046269
[87]: KB3059317
[88]: KB3060716
[89]: KB3067903
[90]: KB3071756
[91]: KB3072305
[92]: KB3074543
[93]: KB3075220
[94]: KB3086255
[95]: KB3092601
[96]: KB3093513
[97]: KB3097989
[98]: KB3101722
[99]: KB3108371
[100]: KB3108664
[101]: KB3109103
[102]: KB3109560
[103]: KB3110329
[104]: KB3115858
[105]: KB3122648
[106]: KB3126587
[107]: KB3127220
[108]: KB3138612
[109]: KB3138910
[110]: KB3138962
[111]: KB3139398
[112]: KB3139914
[113]: KB3149090
[114]: KB3150220
[115]: KB3155178
[116]: KB3156016
[117]: KB3159398
[118]: KB3161949
[119]: KB3163245
[120]: KB3168965
[121]: KB3172605
[122]: KB3188730
[123]: KB3192391
[124]: KB3197867
[125]: KB3205394
[126]: KB3210131
[127]: KB3212642
[128]: KB4012212
[129]: KB4014565
[130]: KB4014573
[131]: KB4014579
[132]: KB4015546
[133]: KB4019263
[134]: KB4022722
[135]: KB4025337
[136]: KB4034679
[137]: KB4038779
[138]: KB4040966
[139]: KB4041678
[140]: KB4048960
[141]: KB4054176
[142]: KB4054521
[143]: KB4056897
[144]: KB4074587
[145]: KB4088878
[146]: KB4093108
[147]: KB4095514
[148]: KB4103712
[149]: KB4284867
[150]: KB4338612
[151]: KB4338823
[152]: KB4343899
[153]: KB4344177
[154]: KB4457055
[155]: KB4457145
[156]: KB4462915
[157]: KB4467106
[158]: KB4470600
[159]: KB4471328
[160]: KB4474419
[161]: KB4480085
[162]: KB4480960
[163]: KB4483483
[164]: KB4486459
[165]: KB4486564
[166]: KB4489885
[167]: KB4490128
[168]: KB4490628
[169]: KB4493448
[170]: KB4495612
[171]: KB4499175
[172]: KB4501226
[173]: KB4503269
[174]: KB4506976
[175]: KB4507456
[176]: KB4507704
[177]: KB4512486
[178]: KB4516033
[179]: KB4519108
[180]: KB4520003
[181]: KB4525233
[182]: KB4530692
[183]: KB4532960
[184]: KB4534314
[185]: KB4536952
[186]: KB976902
[187]: KB4525235